v2.4.0.6

Commitments And Contingencies (Schedule Of Future Minimum Payments Under Noncancelable Lease Agreements) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011
Commitments And Contingencies [Abstract]
2012	$ 6,767
2013	7,189
2014	7,932
2015	8,033
2016	8,164
Thereafter	39,540
Total minimum lease payments	$ 77,625

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The total of future contractually required payments on leases defined as operating.

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