Income Taxes - Schedule of Effective Income Tax Rates Varied from Statutory Federal Income Tax Rate (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Tax provision based on the federal statutory rate, Amount	$ 33,130	$ 3,569	$ 64,011
State and local income taxes—net of federal income tax benefit, Amount	2,639	374	4,362
Impairment of goodwill, Amount		47,468	(4)
Valuation allowances, Amount	(4,265)	1,217	3,027
Tax effects of foreign dividend payments, Amount	1,756
Research and development tax credit, Amount	(1,237)
Non-deductible and other, Amount	(1,220)	1,913	(623)
Provision for income taxes	$ 30,803	$ 54,541	$ 70,773	[1]
% of Pre-tax Income of Tax provision based on the federal statutory rate	35.00%	35.00%	35.00%
% of Pre-tax Income of State and local income taxes-net of federal income tax benefit	2.80%	3.60%	2.40%
% of Pre-tax Income of Impairment of goodwill		465.50%
% of Pre-tax Income of Valuation allowances	(4.50%)	11.90%	1.70%
% of Pre-tax Income of Tax effects of foreign dividend payments	1.80%
% of Pre-tax Income of Research and development tax credit	(1.30%)
% of Pre-tax Income of Non-deductible and other	(1.30%)	18.80%	(0.40%)
% of Pre-tax Income of Provision for income taxes	32.50%	534.80%	38.70%

[1] Revised in 2015 for the impact of the changes in accounting principle related to inventory accounting.