v2.4.0.6
Financial Statement Details (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Financial Statement Details [Abstract]      
Depreciation and amortization expense $ 3.8 $ 2.4 $ 2.4