Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Earnings before provision for income taxes and discontinued operations [Abstract]
Domestic	$ 420,546	$ 530,268	$ 789,689
Foreign	268,786	270,342	304,518
Earnings before provision for income taxes and discontinued operations	689,332	800,610	1,094,207
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
U.S. Federal	139,117	115,130	231,939
State and local	21,213	11,706	8,434
Foreign	85,273	79,982	97,037
Total current - continuing	245,603	206,818	337,410
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
U.S. Federal	(14,438)	19,238	7,386
State and local	(1,232)	(3,433)	11,250
Foreign	(49,493)	(17,894)	(39,979)
Total deferred - continuing	(65,163)	(2,089)	(21,343)
Total expense - continuing	$ 180,440	$ 204,729	$ 316,067
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
U.S. Federal income tax rate	35.00%	35.00%	35.00%
State and local taxes, net of Federal income tax benefit	1.90%	1.60%	1.30%
Foreign operations tax effect	(7.10%)	(4.30%)	(3.70%)
R&E tax credits	(0.60%)	(0.40%)	(0.30%)
Domestic manufacturing deduction	(2.20%)	(3.00%)	(3.00%)
Foreign tax credits	(0.10%)	(2.40%)	0.40%
Branch income (losses)	0.30%	(0.20%)	(0.70%)
Release of valuation allowance	0.00%	0.00%	(0.60%)
Other, principally non-tax deductible items	(1.00%)	(0.70%)	0.50%
Effective rate from continuing operations	26.20%	25.60%	28.90%