Income Taxes (Income Tax Reconciliation) (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Taxes [Line Items]
U.S. Federal taxes at statutory rate									$ 105,429	$ 54,341	$ 89,526
State and local taxes, net of U.S. Federal tax									3,097	9,247	4,143
Tax provided on non-U.S. subsidiary earnings and distributions at less than the expected U.S. Federal statutory tax rate									694	(7,320)	(6,882)
Goodwill impairments									0	12,776	0
U.S. Federal Manufacturing Deduction tax (benefit) expense									(5,218)	(3,323)	1,365
Other, net									1,403	4,956	(1,572)
Total provision for income tax	26,700	31,000	34,500	17,800	5,100	37,000	23,900	17,200	110,000	83,200	104,400
State [Member]
Income Taxes [Line Items]
Valuation allowance against tax benefits									(2,638)	(3,443)	9,748
non-U.S. [Member]
Income Taxes [Line Items]
Valuation allowance against tax benefits									$ 7,233	$ 15,966	$ 8,072