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INCOME TAXES - Additional Information (Detail) - USD ($)	3 Months Ended			6 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020	Dec. 31, 2021	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Valuation Allowance [Line Items]
Income tax expense (benefit)	$ 6,600,000		$ (5,300,000)		$ 8,900,000	$ (7,500,000)
Effective tax rate (percent)	25.60%		22.30%		20.90%	23.00%
Valuation allowance	$ 0				$ 0		$ 0
Net deferred tax asset	41,600,000				41,600,000		46,000,000.0
Unrecognized tax benefits	984,000				984,000		924,000
Unrecognized tax benefits that would impact the effective tax rate	754,000				754,000
Accrued interest or penalties	$ 0				$ 0		$ 0
Stock appreciation rights
Valuation Allowance [Line Items]
Tax benefit recognized in connection with exercise of SARs		$ 2,100,000
Expect | Minimum
Valuation Allowance [Line Items]
Effective tax rate (percent)				25.00%
Expect | Maximum
Valuation Allowance [Line Items]
Effective tax rate (percent)				27.00%

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Income Tax Expense (Benefit), Consolidated Operations Basis Adjustment

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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