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Income Taxes - Schedule of U.S. Statutory Income Tax Rates From Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Federal income taxes at the statutory rate	$ 103,773	$ 97,588	$ 98,576
Noncontrolling interests	(76)	(77)	(1,667)
State and local income taxes, net of federal tax benefits	14,801	12,590	9,944
State tax reserves	74	62	(38)
Permanent differences	3,698	3,096	2,961
Domestic manufacturing deduction	(6,830)	(6,604)	(5,008)
Excess tax benefit from share-based compensation	(2,114)	0	0
Foreign income taxes (including UK statutory rate changes)	(1,290)	(361)	(1,237)
Federal tax reserves	(893)	14	62
Other	56	(52)	(65)
Income tax provision	$ 111,199	$ 106,256	$ 103,528

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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 deduction for excess tax benefit from share-based compensation.

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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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