Income Taxes - Reconciliation of Differences Between Federal Income Tax Rate and Total Income Tax Expense (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
Income Tax Expense Benefit Continuing Operations Income Tax Reconciliation [Abstract]
Income tax, at federal rate		$ 1,646	$ (128)	$ 2,316	$ (427)
State and local tax, net of federal taxes		564	(402)	863	(902)
Valuation allowance, net of the federal benefit		(327)	444	(569)	985
Other		31	46	36	95
Provision (benefit) for income taxes	$ (249)	$ 1,914	$ (40)	$ 2,646	$ (249)