Income Taxes (Reconciliation Of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Income taxes at statutory rate	$ 157,404	$ 220,332	$ 461,250
State and local income taxes, net of federal income tax benefit	22,185	22,315	10,133
Foreign income taxes	(17,276)	(39,915)	(113,520)
Change in valuation allowance	(21,975)	2,472	10,008
European Restructuring	(136,194)	0	0
Manufacturing deduction	0	0	(11,911)
2017 revaluation of deferred tax assets and liabilities	0	0	(150,546)
Transition Tax	0	28,201	105,165
Transition tax planning initiatives	0	(18,706)	14,825
Tax contingencies and audit settlements	6,686	(31,874)	23,097
Other, net	(5,856)	1,521	(5,336)
Income tax expense (benefit)	$ 4,974	$ 184,346	$ 343,165