Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Total long-term debt	$ 205,452	$ 284,959
Less: Current portion of long-term debt	(11,102)	(17,381)
Less: Unamortized debt costs	(1,812)	(2,004)
Long-term debt, net of current portion	192,538	265,574
Various During Two Thousand And Twenty Two [Member]
Debt Instrument [Line Items]
Short-term debt	$ 28,031	18,068
Short-term debt, Interest Rate	Various indices plus margin
Notes Payable to Bank \| Bank of Taiwan \| June 2033
Debt Instrument [Line Items]
Total long-term debt	$ 2,361	2,492
Long-term debt, Interest Rate	Variable, 1.3% base
Notes Payable to Bank \| Bank of Taiwan \| September 2023
Debt Instrument [Line Items]
Total long-term debt	$ 1,748	1,807
Long-term debt, Interest Rate	2-yr deposit rate floating
Notes Payable to Bank \| China Trust Bank \| May 2024
Debt Instrument [Line Items]
Total long-term debt	$ 15,451	16,168
Long-term debt, Interest Rate	Taibor 3 month rate + 0.5%
Notes Payable to Bank \| China Trust Bank \| December 2023
Debt Instrument [Line Items]
Total long-term debt	$ 3,497	3,614
Long-term debt, Interest Rate	Taibor 3 month rate + 0.5%
Notes Payable to Bank \| E Sun Bank \| May 2024
Debt Instrument [Line Items]
Long-term debt, Interest Rate	1-M deposit rate plus 0.08%
Notes Payable to Bank \| E Sun Bank \| December 2023
Debt Instrument [Line Items]
Total long-term debt	$ 3,497	3,614
Notes Payable to Bank \| E Sun Bank \| June 2027
Debt Instrument [Line Items]
Total long-term debt	$ 343	371
Long-term debt, Interest Rate	1-M deposit rate plus 0.08%
Notes Payable to Bank \| E Sun Bank \| June 2030
Debt Instrument [Line Items]
Total long-term debt	$ 1,713	1,771
Long-term debt, Interest Rate	1-M deposit rate plus 0.08%
Notes Payable to Bank \| HSBC \| January 2023
Debt Instrument [Line Items]
Total long-term debt	$ 100,000	100,000
Long-term debt, Interest Rate	Libor plus margin
Term Loan and Revolver \| May 2024
Debt Instrument [Line Items]
Total long-term debt	$ 76,842	$ 155,122
Long-term debt, Interest Rate	Libor plus margin

Long-term debt, interest rate.

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Short-term debt, interest rate.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount, before accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the operating cycle if longer, excluding current portion.

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