Income Taxes (Principal Components Of The Company's Deferred Tax Assets And Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Deferred Tax Assets, Net [Abstract]
Accruals not yet tax deductible	$ 128,307	$ 118,434
Pension and postretirement benefit plan obligations	5,192	227,593
Stock compensation	22,370	28,001
Net operating loss carryforward	40,530	32,276
Valuation allowance	(21,818)	(16,314)
Other, net	37,034	45,053
Deferred tax assets, net	211,615	435,043
Deferred Tax Liabilities, Gross [Abstract]
Depreciation, tax in excess of book	(119,916)	(117,743)
Other	(34,234)	(34,602)
Deferred tax liabilities, net	(154,150)	(152,345)
Total	$ 57,465	$ 282,698