Shareholders' Equity - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Oct. 06, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Oct. 05, 2021	Aug. 10, 2021	Jan. 15, 2021
Class of Stock [Line Items]
Capital Stock, Shares Authorized	145,000,000				115,000,000
Change in pension and postretirement obligations, net of tax		$ 20	$ (72)	$ (141)
Preferred stock, issued (in shares)		0	0
Preferred stock, authorized (in shares)		5,000,000	5,000,000
Accumulated other comprehensive loss		$ (111)	$ (131)
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax		(20)	72	141
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest		$ 98,938	$ (310,629)	$ 70,448
Preferred stock, par value (in dollars per share)		$ 0.01	$ 0.01				$ 0.01
Common stock, authorized (in shares)					110,000,000
Common stock, par value (in dollars per share)					$ 0.01
Senior Notes Due 2026 | Senior Notes
Class of Stock [Line Items]
Interest rate						9.25%
Preferred Class A
Class of Stock [Line Items]
Preferred stock, shares outstanding	225,489.98
Preferred stock, authorized (in shares)					5,000,000
Preferred stock, par value (in dollars per share)					$ 0.01
Preferred Class B
Class of Stock [Line Items]
Common stock, authorized (in shares)	30,000,000
Common stock, par value (in dollars per share)	$ 0.01
Class B Common Stock
Class of Stock [Line Items]
Common stock, issued (in shares)		22,548,998
Common stock, authorized (in shares)		30,000,000	30,000,000
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01
Class B Common Stock | Common Stock
Class of Stock [Line Items]
Stock Issued During Period, Shares, New Issues	22,548,998