Debt - Long-Term Debt (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Mar. 15, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Total debt, net of unamortized discounts	$ 388,032		$ 374,719
Current portion of long-term debt, net of unamortized discounts	(252,500)		(237,500)
Long-term debt, net of unamortized discounts	135,532		137,219
2021 Credit Agreement \| Revolver
Debt Instrument [Line Items]
Total long-term debt, gross	245,000
Revolving loan facility	245,000		0
2021 Credit Agreement \| 2021 Term Loan
Debt Instrument [Line Items]
Total long-term debt, gross	146,250		148,125
Less – deferred financing costs	(3,218)		(3,406)
Total debt, net of unamortized discounts	143,032	$ 150,000	144,719
Senior Convertible Notes 2016
Debt Instrument [Line Items]
Total long-term debt, gross	0		$ 230,000
Current portion of long-term debt, net of unamortized discounts	$ (229,100)

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

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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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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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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