Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details 2)

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Fair Value Measurements (Details 2) (KEYW Holding Corporation, USD $)
In Millions, except Share data, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
KEYW Holding Corporation
   
Schedule of Trading Security [Line Items]    
Number of shares owned in investee (in shares)   1,900,000
Percentage of common stock owned   7.00%
Amount of sale of owned shares $ 14.0  
Warrants    
Number of warrants owned (in shares) 50,000 50,000
Exercise price of warrants (in dollars per share) $ 9.25 $ 9.25