Maximum Aggregate Offering Price of American Depositary Shares Under Shelf Registration

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- Definition

Remaining American Depositary Shares Available For Sale Under Shelf Registration, Amount

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- Definition

Sale Of Stock, Commission Percentage

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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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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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount of investment in marketable security, classified as current.

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No definition available.

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- Definition

The cash inflow from the additional capital contribution to the entity.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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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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Summary of Significant Accounting Policies - Narrative (Details) - USD ($) shares in Thousands, $ in Thousands		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2021	Aug. 31, 2022	Dec. 31, 2021	Feb. 14, 2020	Feb. 05, 2020
Subsidiary, Sale of Stock [Line Items]
Cash and cash equivalents	$ 60,715	$ 60,715			$ 50,708
Marketable securities	45,760	45,760			106,513
Commission percentage							3.00%
Proceeds from sale of shares		10,532	$ 0
4.50% Exchangeable Senior Notes Due 2023 \| Senior Notes
Subsidiary, Sale of Stock [Line Items]
Long-term debt	$ 26,375	$ 26,375			$ 143,750
Debt instrument, interest rate (as a percent)	4.50%	4.50%			4.50%
4.50 Percent Exchangeable Senior Notes Due October 2023 \| Senior Notes
Subsidiary, Sale of Stock [Line Items]
Long-term debt	$ 117,375	$ 117,375			$ 0
Debt instrument, interest rate (as a percent)	4.50%	4.50%
At-The-Market Offering Program
Subsidiary, Sale of Stock [Line Items]
Maximum aggregate offering price of ADS under shelf registration	$ 135,000	$ 135,000
Open Market Sales Agreement, 2020 Prospectus
Subsidiary, Sale of Stock [Line Items]
Maximum aggregate offering price of ADS under shelf registration						$ 50,000
Remaining value of ADSs available for sale	$ 39,142	39,142
Open Market Sales Agreement, 2020 Prospectus \| Common Stock
Subsidiary, Sale of Stock [Line Items]
Shares sold (in shares)	1,768
Proceeds from sale of shares	$ 10,532
Open Market Sales Agreement, 2022 Prospectus
Subsidiary, Sale of Stock [Line Items]
Maximum aggregate offering price of ADS under shelf registration				$ 100,000
Remaining value of ADSs available for sale	$ 100,000	$ 100,000