Debt - Summary of Debt (Detail) - USD ($) $ in Thousands	Mar. 31, 2021	Mar. 19, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Less: unamortized deferred financing costs	$ (1,663)		$ (9,066)
Total debt	173,337		157,747
Less: current portion of debt	(3,125)		(4,888)
Total long-term debt, net of deferred financing costs	170,212		152,859
Medium-term Notes \| Term Loan due 2026
Debt Instrument [Line Items]
Long-term debt, gross	125,000	$ 125,000	0
Less: unamortized deferred financing costs		(1,200)
Medium-term Notes \| Term Loan due 2027
Debt Instrument [Line Items]
Long-term debt, gross	0		166,813
Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Long-term debt, gross	$ 50,000		$ 0
Less: unamortized deferred financing costs		$ (500)

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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Amount, after accumulated amortization, of debt issuance costs. 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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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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