Lessee, Operating Lease, Liability, to be Paid, Year One 2025 Document Transition Report Document Transition Report Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Weighted-Average Remaining Contractual Term, Outstanding Chicony Electronics Company Limited. Chicony Electronics Company Limited [Member] Chicony [Member] Money Market Funds [Member] Money market funds [Member] Geographical [Axis] Geographical Unamortized software licenses with alternative uses to be sold, leased or marketed Unamortized Software Licenses With Alternative Uses To Be Sold Leased Or Marketed Unamortized software licenses with alternative uses to be sold, leased or marketed. 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Interest Income And Realized Gains And Losses From Available-for-sale Debt Securities Interest income and realized gains and losses from available-for-sale debt securities Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Noncurrent [Text Block] Other Long-Term Liabilities Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale Maturities of investments Indemnification Agreement [Member] Indemnification agreement [Member] Liabilities, Current [Abstract] Current liabilities: Assets, Current [Abstract] Current assets: Preferred Stock, Par or Stated Value Per Share Preference shares, par value Statement of Stockholders' Equity [Abstract] Operating Lease, Liability, Current Operating lease liabilities, current Amount of indemnification damage payment to the plaintiff. Indemnification Obligation Payment Payments under indemnification obligations Income taxes. Income Taxes [Table] Income Taxes [Table] Property, Plant and Equipment, Net Property and equipment, net Total property and equipment, net Property and equipment, net Revenue from External Customer [Line Items] Revenue from External Customer [Line Items] Statement of Comprehensive Income [Abstract] Entity Central Index Key Entity Central Index Key Entity Central Index Key Plan Name [Domain] Plan Name Other Liabilities Disclosure [Abstract] Preferred Stock, Shares Outstanding Preference shares, shares outstanding Preferred Stock, Shares Outstanding, Beginning Balance Preferred Stock, Shares Outstanding, Ending Balance Liabilities, Current Total current liabilities Entity Tax Identification Number Entity Tax Identification Number Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Loss before income taxes Loss before income taxes Inventory, Finished Goods, Net of Reserves Finished goods Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Financial Instruments [Domain] Investments [Domain] TAIWAN Taiwan [Member] Construction in Progress [Member] Construction in progress [Member] Stock Issued During Period, Value, Employee Stock Purchase Plan Issuance of shares through employee stock purchase plan, Amount Formation and business of the entity. 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Other Matters [Member] Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Organization and Summary of Significant Accounting Policies Assets [Abstract] ASSETS Amortization of Intangible Assets Amortization expense Ordinary shares, $0.00045 par value per share, 200,000,000 shares authorized; 39,870,771 and 39,043,000 shares issued and outstanding at July 31, 2023 and January 31, 2023, respectively Common Stock, Value, Issued Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] Accrued and Other Current Liabilities Other Noncash Income (Expense) Other non-cash items, net Other Noncash Income (Expense), Total Furniture and Fixtures [Member] Furniture and fixtures [Member] Current Fiscal Year End Date Current Fiscal Year End Date Share-Based Payment Arrangement, Noncash Expense Stock-based compensation Share-Based Payment Arrangement, Noncash Expense, Total Operating Income (Loss) Loss from operations Tax Period [Axis] Income tax (benefit) provision Provision (benefit) for income taxes Income Tax Expense (Benefit) Income Tax Expense (Benefit), Total Schedule of accrued liabilities. 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Summary Of Ordinary Shares Reserved For Future Issuance [Table Text Block] Schedule of Ordinary Shares Reserved for Future Issuance under Company's Equity Plans and Employee Stock Purchase Plan Operating Expenses [Abstract] Operating expenses: Property, Plant and Equipment [Abstract] Depreciation, Depletion and Amortization, Nonproduction Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction, Total Subsequent Events [Abstract] Debt Securities, Available-for-Sale [Table Text Block] Schedule of Available-for-Sale Securities at Fair Value Motorola Solutions Inc. Motorola Solutions Inc [Member] Motorola [Member] Commitments and Contingencies Disclosure [Abstract] Other Assets, Noncurrent Other non-current assets Other Accrued Liabilities, Current Other accrued liabilities Summary of supplemental cash flow information related to leases. Summary Of Supplemental Cash Flow Information Related To Leases [Table Text Block] Schedule of Supplemental Cash Flow Information Related to Operating Leases Depreciation Depreciation of property and equipment Depreciation, Total Asia Pacific [Member] Asia Pacific [Member] Finite-Lived Intangible Asset, Expected Amortization, Year Four 2028 Finite-Lived Intangible Asset, Expected Amortization, Year One 2025 Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Unrealized Gains Equity, Attributable to Parent [Abstract] Shareholders' equity: Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Developed Technology Rights [Member] Developed technology [Member] Loss Contingency Nature [Axis] Loss Contingency Nature Cost of Goods and Services Sold Cost of revenue Cost of Goods and Services Sold, Total Earnings Per Share [Abstract] Net income loss per share attributable to ordinary shareholders: Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Schedule of Future Minimum Lease Payments for Lease Liabilities Loss Contingencies [Table] Loss Contingencies [Table] Accounting Policies [Abstract] Lessee, Lease, Description [Table] Lessee Lease Description [Table] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Earnings Per Share, Basic Basic Earnings Per Share, Basic, Total Customer Concentration Risk [Member] Customer concentration risk [Member] Schedule of accrued liabilities. Schedule Of Accrued Liabilities [Line Items] Schedule of Accrued Liabilities [Line Items] Commitments and Contingencies Commitments and contingencies (Note 13) Income Statement [Abstract] Debt Securities, Available-for-Sale, Current Marketable debt securities Property, Plant and Equipment Disclosure [Text Block] Property and Equipment, Net Loss Contingencies [Line Items] Loss Contingencies [Line Items] Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Document Period End Date Document Period End Date Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Operating Lease, Payments Cash paid for operating leases included in operating cash flows Earnings Per Share, Diluted Diluted Earnings Per Share, Diluted, Total Cost of Sales [Member] Cost of revenue [Member] Unrecognized Tax Benefits Unrecognized tax benefits Unrecognized Tax Benefits, Beginning Balance Unrecognized Tax Benefits, Ending Balance Concentration Risk Benchmark [Domain] Concentration Risk Benchmark Credit Concentration Risk [Member] Credit concentration risk [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV Income taxes. Income Taxes [Line Items] Income Taxes [Line Items] Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Shares, Exercisable Internal-use software license. Internal Use Software License [Member] Internal-use software licenses [Member] Software licenses [Member] Increase (Decrease) in Other Noncurrent Liabilities Other long-term liabilities Loss Contingency, Nature [Domain] Loss Contingency, Nature Current portion of liabilities associated with software license recorded at net present value. Liabilities Associated with Software License at Net Present Value Current Liabilities associated with software license at net present value, current Software license liabilities, current Number of Reportable Segments Number of reportable segment Acquired intangible assets. Acquired Intangible Assets [Member] Acquired Intangible Assets [Member] Additional Paid in Capital, Common Stock Additional paid-in capital US Treasury Securities [Member] U.S. government securities [Member] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name Payment for intangible assets Payment for intangible assets Payment for intangible assets Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Shares, Exercised Consolidation, Policy [Policy Text Block] Basis of Consolidation Liabilities and Equity [Abstract] LIABILITIES AND SHAREHOLDERS' EQUITY Other Noncurrent Liabilities [Table Text Block] Schedule of Other Long-Term Liabilities Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Interactive Data Current Entity Interactive Data Current Increase (Decrease) in Accounts Payable Accounts payable Increase (Decrease) in Accounts Payable, Total Finite-Lived Intangible Asset, Expected Amortization, Year Three 2027 Latest tax year [Member] Latest Tax Year [Member] Equity [Abstract] Lessee, Operating Lease, Liability, Undiscounted Excess Amount Less: interest Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Shares, Granted Fully amortized software license retired Fully Amortized Software License Retired Fully amortized software license retired. Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted-Average Exercise Price, Exercised Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Equity Components [Axis] Equity Components Increase (Decrease) in Accounts Receivable Accounts receivable Investments, Debt and Equity Securities [Abstract] Inventory Disclosure [Abstract] Due within one year Available For Sale Securities Debt Maturities Within One Year Fair value of available-for-sale debt securities maturing within one year following the latest balance sheet. Schedule of income tax expense and effective tax rate. 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Liabilities Associated with Software License at Net Present Value Noncurrent Liabilities associated with software license at net present value, non-current Software license liabilities, non-current Goodwill Goodwill Goodwill, Total Goodwill, Beginning Balance Goodwill, Ending Balance Restricted Cash, Current Restricted cash Statement of Cash Flows [Abstract] Available for sale securities debt maturities due in five to seven years fair value. 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basic Weighted Average Number of Shares Outstanding, Basic, Total Employee Stock [Member] Employee stock purchase plan awards [Member] Employee stock purchase plan awards [Member] Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flows from financing activities: Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Restricted Stock Unit Activities Statement [Table] Statement [Table] Share-Based Payment Arrangement, Option, Activity [Table Text Block] Stock Option Activities Accounts Receivable [Member] Accounts receivable [Member] Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Weighted-Average Assumptions Used to Estimate Fair Value Increase (Decrease) in Contract with Customer, Liability Deferred revenue Document Fiscal Period Focus Document Fiscal Period Focus Lessee, Operating Lease, Liability, to be Paid Total future annual minimum lease payments Financial Instruments Disclosure [Text Block] Financial Instruments and Fair Value Lessee, Operating Lease, Liability, to be Paid, Year Two 2026 Statement [Line Items] Statement [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Antidilutive shares excluded from computation of earnings per share Asset Class [Domain] Asset Class Accounts Receivable, after Allowance for Credit Loss, Current Accounts receivable Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current, Total Customer [Axis] Customer Common Stock [Member] Outstanding Ordinary Shares [Member] Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value, Total Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Classification of Stock-based Compensation Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Aggregate Intrinsic Value, Exercisable Accretion (Amortization) of Discounts and Premiums, Investments Amortization (accretion) of premium (discount) on marketable debt securities, net Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Proceeds from Sale of Debt Securities, Available-for-Sale Sales of investments Loss Contingency Accrual Liabilities recorded under indemnification obligations Loss Contingency Accrual, Beginning Balance Loss Contingency Accrual, Ending Balance Escrow Claim Associated With Business Escrow claim associated with business acquisition Amount of cash inflow from escrow claim associated with business acquisition. Available for sale securities debt maturities due in one to five years fair value. Available For Sale Securities Debt Maturities Due In One To Five Years Fair Value Due in 1 - 5 years Antidilutive Securities, Name [Domain] Antidilutive Securities, Name Amended and restated 2012 employee stock purchase plan. Amended And Restated Two Thousand Twelve Employee Stock Purchase Plan [Member] ESPP [Member] ESPP [Member] Cash [Member] Cash [Member] Cover [Abstract] Selling, General and Administrative Expense Selling, general and administrative Selling, General and Administrative Expense, Total Document Fiscal Year Focus Document Fiscal Year Focus Lessee operating lease liability payments due after year four. Lessee Operating Lease Liability Payments Due After Year Four Thereafter Sale of Stock [Domain] Sale of Stock Hakuto Company Limited. Hakuto Company Limited [Member] Hakuto [Member] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted-Average Grant-Date Fair Value, Granted Segment Reporting [Abstract] Security Exchange Name Security Exchange Name U.S. federal tax authorities [Member] Domestic Tax Authority [Member] Other comprehensive gain (loss) - net of tax Other comprehensive loss, net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] Company's Revenue by Geographic Region Based on Bill-to Location New Accounting Pronouncements, Policy [Policy Text Block] Recent Accounting Pronouncements Preferred Stock, Shares Issued Preference shares, shares issued Preferred Stock, Shares Authorized Preference shares, shares authorized Computer hardware and software. Computer Hardware And Software [Member] Computer hardware and software [Member] Customer Relationships [Member] Customer relationships [Member] Schedule of Finite-Lived Intangible Assets [Table] Schedule Of Finite Lived Intangible Assets [Table] Property, Plant and Equipment, Gross Property and equipment, gross Property, Plant and Equipment, Gross, Total Property, Plant and Equipment, Gross, Beginning Balance Property, Plant and Equipment, Gross, Ending Balance WT. W T [Member] WT [Member] Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Supplemental non-cash information related to lease liabilities arising from obtaining right-of-use assets Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Weighted-Average Exercise Price, Forfeited Business Acquisition, Acquiree [Domain] Financial Instrument [Axis] Financial Instrument Earnings per share basic diluted abstract. Earnings Per Share Basic Diluted Abstract Net loss per ordinary share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Denominator: Weighted-average shares used to compute net loss per share attributable to ordinary shareholders: Entity Emerging Growth Company Entity Emerging Growth Company Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Total Intrinsic Value Of Options Exercised Amendment Flag Amendment Flag Accrued and other liabilities current. Accrued And Other Liabilities Current Accrued and other current liabilities Total accrued and other current liabilities Increase (decrease) In operating lease liabilities. 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Proceeds From Issuance Of Shares Under Incentive Equity Plan And Employee Stock Purchase Plan Proceeds from exercise of stock options and employee stock purchase plan Investments, All Other Investments [Abstract] Leases [Abstract] Tax Period [Domain] Securities Act File Number Entity File Number 2024 (6 months remaining) Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Goodwill and Intangible Assets Disclosure [Abstract] Net unrealized losses on investments OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax Cash Equivalents [Member] Included in cash equivalents [Member] Share-Based Payment Arrangement [Abstract] Accounts Payable, Current Accounts payable Accounts Payable, Current, Total Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Weighted-Average Grant-Date Fair Value, Unvested, ending balance Weighted-Average Grant-Date Fair Value, Unvested, beginning balance Valuation allowance Deferred Tax Assets, Valuation Allowance North America other than united states. North America Other Than United States [Member] North America other than United States [Member] Operating Expenses Total operating expenses Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Expected term (years) Christopher Paisley [Member] Christopher Paisley. Preference shares, $0.00045 par value per share, 20,000,000 shares authorized and no shares issued and outstanding at July 31, 2023 and January 31, 2023, respectively Preferred Stock, Value, Issued Entity Small Business Entity Small Business Entity Shell Company Entity Shell Company Tax year that remains open to examination under enacted tax laws, in CCYY format. Tax Year Subject To Examination Income tax examination, year Payments to Acquire Investments Purchase of investments Payments to Acquire Investments, Total Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Total unrecognized compensation cost, restricted stock units Earnings Per Share [Text Block] Net Loss Per Ordinary Share Other Sundry Liabilities, Noncurrent Other long-term liabilities Commercial Paper [Member] Commercial paper [Member] Entity Address, Address Line One Entity Address, Address Line One Revenue Benchmark [Member] Sales revenue, net [Member] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] The entire disclosure of an entity's capital stock, shares repurchased, and shares reserved for future issuance. Capital Stock [Text Block] Capital Stock Antidilutive Securities [Axis] Antidilutive Securities Finite-Lived Intangible Assets, Gross Gross Carrying Amount Finite-Lived Intangible Assets, Gross, Total Income Statement Location [Axis] Income Statement Location Liabilities of purchase commitments. Liabilities Of Purchase Commitments Liabilities of purchase commitments Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Dividend yield Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total Fair Value, Inputs, Level 2 [Member] Level 2 [Member] Title of 12(b) Security Title of 12(b) Security Finite-Lived Intangible Assets, Accumulated Amortization Accumulated Amortization Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Issuance of shares through employee equity plans, Amount Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture, Total Schedule of Finite-Lived Intangible Assets [Table Text Block] Summary of Components of Intangible Assets Fair Value, Assets Measured on Recurring Basis [Table Text Block] Schedule of Fair Value of Financial Instruments Measured on Recurring Basis Revenue from External Customers by Products and Services [Table] Schedule Of Entity Wide Information Revenue From External Customers By Products And Services [Table] Purchase Commitment, Remaining Minimum Amount Committed Total manufacturing purchase commitments Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows from investing activities: U.S. state tax authorities [Member] State and Local Jurisdiction [Member] Concentration Risk [Table] Concentration Risk [Table] Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset Payments for bonus. Payments For Bonus Annual bonus paid Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Restricted Cash Increase (Decrease) in Inventories Inventories Increase (Decrease) in Inventories, Total Tools and equipment. 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For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Accrued Development Cost Liabilities Accrued product development costs Document Type Document Type Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Accrued stock-based compensation expense liabilities. Accrued Stock Based Compensation Expense Liabilities Accrued stock-based compensation expense liabilities Document Quarterly Report Document Quarterly Report Goodwill and Intangible Assets Disclosure [Text Block] Goodwill and Intangible Assets, Net Unrecognized tax benefits, including interest, recorded in the balance sheet. Unrecognized Tax Benefits Including Interest Unrecognized tax benefits, including interest Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Shares, Forfeited Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Deferred Income Taxes and Tax Credits Deferred income taxes Deferred Income Taxes and Tax Credits, Total Entity Filer Category Entity Filer Category Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Weighted-Average Exercise Price, Expired Increase (Decrease) in Other Noncurrent Assets Other non-current assets Schedule of cash and cash equivalents and restricted cash. Schedule Of Cash And Cash Equivalents And Restricted Cash [Table Text Block] Schedule of Cash, Cash Equivalents and Restricted Cash Trade Names [Member] Trade Name [Member] Asset Class [Axis] Asset Class Other income (expense), net Nonoperating Income (Expense) Nonoperating Income (Expense), Total Liabilities Total liabilities Property, Plant and Equipment [Table] Schedule Of Property Plant And Equipment [Table] Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions Number of debt securities with unrealized losses for more than twelve months Equity, Attributable to Parent Ending Balance, Amount Beginning Balance, Amount Total shareholders’ equity Net loss Net loss Cash and Cash Equivalents [Domain] Cash and Cash Equivalents Stock based compensation. Stock Based Compensation [Abstract] Stock-based compensation: Statement of Financial Position [Abstract] Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Issuance of shares through employee equity plans, Shares Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture, Total Weighted Average Number of Shares Outstanding, Diluted Diluted Weighted-average ordinary shares - diluted Weighted-average ordinary shares - diluted Oculii Corp. Oculii Corp [Member] Oculii Corp [Member] Oculii Corp. [Member] Effective Income Tax Rate Reconciliation, Percent Effective tax rate Effective Income Tax Rate Reconciliation, Percent, Total Payments to Acquire Productive Assets Purchase of tangible and intangible assets Payments to Acquire Productive Assets, Total Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Schedule of Accrued and Other Current Liabilities Debt Securities, Available-for-Sale, Amortized Cost Amortized Cost Operating Lease, Weighted Average Remaining Lease Term Weighted-average remaining lease term - operating leases Income Tax Disclosure [Text Block] Income Taxes Marketable debt securities. Marketable Debt Securities [Member] Included in marketable debt securities [Member] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Weighted-Average Exercise Price, Outstanding Weighted-Average Exercise Price, Outstanding Finite-Lived Intangible Assets [Line Items] Finite Lived Intangible Assets [Line Items] Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Computation of Basic and Diluted Loss Per Ordinary Share Leasehold Improvements [Member] Leasehold improvements [Member] Income Tax Authority [Axis] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Fair Value Disclosures [Abstract] Fair Value Hierarchy and NAV [Axis] Level 2 [Member] Disclosure of accounting policy for concentration risks existing in the entity's suppliers, customers and financial instruments. Concentration Of Risk [Policy Text Block] Concentration of Risk Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Nonvested Aggregate intrinsic value of unvested restricted stock units Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Shares, Vested Employee-related Liabilities, Current Accrued employee compensation Employee-related Liabilities, Current, Total Operating Lease, Expense Operating lease expense Business Acquisition [Axis] Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations Cash, cash equivalents and restricted cash at end of period Cash, cash equivalents and restricted cash at beginning of period Total as presented in the condensed consolidated statements of cash flows Income Tax Disclosure [Abstract] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class