Income Taxes - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
	May 06, 2029	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Federal:
Current		$ 2,496	$ 119	$ 3,056	$ 277
Deferred		(969)	(93)	(933)	(369)
Federal income tax provision (benefit)		1,527	26	2,123	(92)
State and local:
Current		323	56	391	114
Deferred		391	(566)	701	(1,256)
State and local income tax provision (benefit)		714	(510)	1,092	(1,142)
Valuation allowance		(327)	444	(569)	985
Provision (benefit) for income taxes	$ (249)	$ 1,914	$ (40)	$ 2,646	$ (249)