Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount		$ 800
Effective Income Tax Rate Reconciliation, Percent	20.10%		24.80%	21.40%	25.80%
Income tax expense (benefit)	$ 3,414		$ 3,477	$ (7,801)	$ 4,842
Income (loss) from continuing operations before taxes	$ 16,986		$ 14,046	$ (36,502)	$ 18,761
Effective Income Tax Rate Reconciliation, at Statutory Rate, Inclusive of State Income Tax, Percent	26.00%		26.40%	26.00%	26.40%

Statutory Income Tax Rate, Inclusive of State Income Tax, Percent

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

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to revisions of previously reported income tax expense (benefit).

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