Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Income Taxes [Abstract]
Asbestos-related liabilities	$ 260,969	$ 199,009
Tax loss and credit carryforwards	93,337	78,289
Environmental reserves	20,042	11,333
Inventories	15,858	14,737
Accrued bonus and stock-based compensation	12,488	15,105
Pension and post-retirement benefits	50,623	13,074
Other	35,362	19,879
Total	488,679	351,426
Less: valuation allowance on non-U.S. and state deferred tax assets, tax loss and credit carryforwards	107,511	62,830
Total deferred tax assets, net	381,168	288,596
Basis difference in fixed assets	(35,341)	(36,479)
Basis difference in intangible assets	(75,127)	(74,132)
Total deferred tax liabilities	(110,468)	(110,611)
Net deferred tax asset	270,700	177,985
Current deferred tax assets	46,664	44,956
Long-term deferred tax assets	265,849	182,832
Accrued liabilities	(145)	(951)
Long-term deferred tax liability	$ (41,668)	$ (48,852)