Income Taxes (Reconciliation Of Income Tax Expense (Benefit))(Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Income taxes at statutory rate	$ 262,102	$ 232,362	$ 155,950
State and local income taxes, net of federal income tax benefit	4,951	9,239	9,317
Foreign income taxes	(95,198)	(89,385)	(80,937)
Change in valuation allowance	(14,237)	(6,482)	(1,846)
Tax contingencies and audit settlements	(23,032)	(7,882)	(4,076)
Other, net	(2,711)	(6,215)	(23)
Income tax expense (benefit)	$ 131,875	$ 131,637	$ 78,385