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American Depositary Shares, Option Price Per Share

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American Depositary Shares Purchased, Price Per Share

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Debt Instrument, Option To Purchase Aggregate Principal Amount, Term

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Royalty Financing, Quarterly Net Revenue Target

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Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.

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Face amount or stated value per share of common stock.

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The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

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Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

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Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

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Face (par) amount of debt instrument at time of issuance.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Face (par) amount of the original debt instrument that was repurchased.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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Cash received for royalties during the current period.

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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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Long-Term Debt - Narrative (Details) $ / shares in Units, $ in Thousands							3 Months Ended
	May 01, 2023 USD ($)	Apr. 04, 2023 USD ($) day $ / shares Rate	Apr. 03, 2023 USD ($)	Mar. 29, 2023 USD ($)	Apr. 05, 2022 USD ($)	Feb. 16, 2018 USD ($) $ / shares Rate	Mar. 31, 2023 USD ($) day $ / shares	Mar. 31, 2022 USD ($)	Feb. 01, 2023 USD ($)	Dec. 31, 2022 USD ($) $ / shares	Nov. 04, 2022 USD ($)
Schedule of Capitalization, Long-term Debt [Line Items]
Interest expense, debt							$ 3,259	$ 2,017
Coupon interest expense							1,386	1,617
Amortization of debt discount and debt issuance costs							$ 1,873	$ 312
Change in fair value of notes conversion feature					$ 5,508
Increase in embedded conversion feature					5,508
ADSs, conversion ratio \| Rate						9269.56%
Ordinary shares, nominal value (in usd per share) \| $ / shares							$ 0.01			$ 0.01
Quarterly net revenue target for royalty financing				$ 25,000
Forecast
Schedule of Capitalization, Long-term Debt [Line Items]
Royalty financing	$ 30,000
Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Royalty financing				$ 75,000
Subsequent Event
Schedule of Capitalization, Long-term Debt [Line Items]
ADSs, conversion ratio \| Rate		10230.18%
4.50% Exchangeable Senior Notes Due February 2023 \| Convertible Debt
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, face amount					26,375	$ 125,000
Option to purchase aggregate principal amount, term						30 days
Option to increase aggregate principal amount						$ 18,750
Proceeds from loans or conditional grants						$ 137,560
Debt instrument, exchange amount					117,375
Face amount of debt repurchased											$ 8,875
4.50% Exchangeable Senior Notes Due February 2023 \| Senior Notes
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt							$ 0		$ 17,500	$ 17,500
4.50% Exchangeable Senior Notes Due October 2023 \| Convertible Debt
Schedule of Capitalization, Long-term Debt [Line Items]
ADS, option price per share (in dollars per share) \| $ / shares						$ 10.79
ADS premium percentage						20.00%
ADS purchased, price per share (in dollars per share) \| $ / shares						$ 8.99
Threshold percentage of stock price trigger							130.00%
Threshold trading days \| day							20
Consecutive trading days \| day							30
4.50% Exchangeable Senior Notes Due October 2023 \| Senior Notes
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt							$ 117,375			$ 117,375
Payments of debt issuance costs					4,804
4.50% Exchangeable Senior Notes Due October 2023 \| Senior Notes \| Subsequent Event
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt		$ 21,187
Debt exchanged		96,188	$ 96,188
4.50% Exchangeable Senior Notes Due October 2023 \| Senior Notes \| Subsequent Event \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Principal amount of debt not exchanged		$ 200,000
4.50% Exchangeable Senior Notes Due October 2023 \| Senior Notes \| Third Party
Schedule of Capitalization, Long-term Debt [Line Items]
Payments of debt issuance costs					$ 5,450
April 2027 Notes \| Convertible Debt \| Subsequent Event
Schedule of Capitalization, Long-term Debt [Line Items]
ADS, option price per share (in dollars per share) \| $ / shares		$ 9.78
Threshold percentage of stock price trigger		130.00%
Threshold trading days \| day		20
Consecutive trading days \| day		30
Redemption price percentage		100.00%
April 2027 Notes \| Senior Notes \| Subsequent Event
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt		$ 106,268	$ 106,268