Income Taxes - Summary of Components of Tax Benefit (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Current
Federal				$ (869)
State	$ (137)	$ (136)	$ (223)	(959)
Deferred
Federal	774	1,588	3,299	2,198
State	216	383	1,026	1,721
Net benefit for income taxes	$ 853	$ 1,835	$ 4,102	$ 2,091

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration