Income Taxes - Schedule of Provision for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current:
Federal income taxes, Current	$ (370)	$ 1	$ 103
State and local income taxes, Current	1,702	1,165	2,172
Foreign income taxes, Current	5,845	2,735	2,520
Provision for Income Taxes, Current	7,177	3,901	4,795
Deferred:
Federal income taxes, Deferred	16,621	3,304	322,162
State and local income taxes, Deferred	10,272	5,736	(9,828)
Foreign income taxes, Deferred	42	(441)	430
Provision for Income Taxes, Deferred	26,935	8,599	312,764
Total Provision for Income Taxes	$ 34,112	$ 12,500	$ 317,559