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Borrowings - Term Loan (Details) - USD ($) $ in Thousands	12 Months Ended
Borrowings - Term Loan (Details) - USD ($) $ in Thousands	Dec. 31, 2021	May 28, 2021	Dec. 31, 2020
Borrowings
Long-term debt	$ 46,056		$ 4,757
Term Loan
Borrowings
Issuance of debt		$ 60,000
Long-term debt	42,000
Quarterly payments on the term loan reduce the outstanding principal balance, amount	3,000
Revolving line of credit
Borrowings
Issuance of debt		$ 40,000
Second Amended and Restated Credit Agreement \| Term Loan
Borrowings
Long-term debt	54,000
Long-term debt, current	12,000
Long term debt, noncurrent	42,000
Second Amended and Restated Credit Agreement \| Revolving line of credit
Borrowings
Balance outstanding	$ 0
Second Amended and Restated Credit Agreement \| One-month LIBOR rate
Borrowings
Interest rate (as a percent)		1.75%