Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Asbestos-related liabilities	$ 230,166	$ 260,969
Tax loss and credit carryforwards	77,098	93,337
Environmental reserves	12,614	20,042
Inventories	12,827	15,858
Accrued bonus and stock-based compensation	12,470	12,488
Pension and post-retirement benefits	66,313	50,623
Other	42,348	35,362
Total	453,836	488,679
Less: valuation allowance on non-U.S. and state deferred tax assets, tax loss and credit carryforwards	115,014	107,511
Total deferred tax assets, net	338,822	381,168
Basis difference in fixed assets	(30,130)	(35,341)
Basis difference in intangible assets	(78,086)	(75,127)
Total deferred tax liabilities	(108,216)	(110,468)
Net deferred tax asset	230,606	270,700
Current deferred tax assets	21,618	46,664
Long-term deferred tax assets	245,843	265,849
Accrued liabilities	(2)	(145)
Long-term deferred tax liability	$ (36,853)	$ (41,668)