Line of Credit and Long-Term Debt - Line of Credit (Details) - USD ($) $ in Thousands			3 Months Ended		9 Months Ended
	Aug. 01, 2022	Dec. 18, 2020	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Lines of Credit
Repayment of line of credit					$ 57,200
2020 Credit Facility
Lines of Credit
Maximum borrowing capacity		$ 120,000
Sublimit of loan		$ 1,000
Commitment fee at closing (as a percent)		0.50%
Commitment fee payable on each anniversary (as a percent)		0.25%
Repayment of principal and interest	$ 57,406
Interest expense			$ 266	$ 314	1,363	$ 842
Deferred financing costs, gross			1,534		1,534
Amortization of deferred financing costs to interest expense			$ 698	$ 136	$ 973	$ 404
2020 Credit Facility | LIBOR
Lines of Credit
Spread on variable rate (as a percent)		3.25%