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Commitments And Contingencies (Schedule Of Assets Held Under Capital Lease Obligations) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Capital Leased Assets [Line Items]
Total capital lease assets, Gross	$ 23,852	$ 23,852
Less accumulated amortization	(5,028)	(3,481)
Total capital lease assets, Net	18,824	20,371
Buildings [Member]
Capital Leased Assets [Line Items]
Total capital lease assets, Gross	250	250
Machinery And Equipment [Member]
Capital Leased Assets [Line Items]
Total capital lease assets, Gross	$ 23,602	$ 23,602

Property, plant, or equipment held under lease agreements classified as an asset.

The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization.