Changes in Accumulated Other Comprehensive Income by Component - Summary (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Accumulated other comprehensive income
Beginning balance	[1]	$ 452,677	$ 480,461	$ 460,305
Other comprehensive (loss) income before reclassifications		(7,505)	(1,522)	2,557
Losses (gains) reclassified from other comprehensive income		28	(41)	87
Net current period other comprehensive (loss) income		(7,477)	(1,563)	2,644
Ending balance	[1]	426,172	452,677	480,461
Realized loss		100		100
Realized gain			100
Changes in other comprehensive (loss) income, tax expense (benefit)		(2,000)	400	700
Accumulated Other Comprehensive Income (Loss), net of Taxes
Accumulated other comprehensive income
Beginning balance		4,000	5,563	2,919
Ending balance		$ (3,477)	$ 4,000	$ 5,563

[1] See Note 8 — Allowance for Doubtful Accounts herein regarding the adopted credit-loss guidance.