Quarterly report pursuant to Section 13 or 15(d)

Prepaid Expenses and Other Assets (Details)

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Prepaid Expenses and Other Assets (Details) (USD $)
 1 Months Ended 3 Months Ended 6 Months Ended
Mar. 31, 2011
Jun. 30, 2011
Jun. 30, 2011
Dec. 31, 2010
Prepaid Expenses and Other Assets        
Mortgage and other investing receivables   $ 35,649,000 $ 35,649,000 $ 18,870,000
Investment in KEYW   19,456,000 19,456,000 22,779,000
Furniture, fixtures and equipment, net   10,578,000 10,578,000 11,504,000
Construction contract costs incurred in excess of billings   9,657,000 9,657,000 9,372,000
Prepaid expenses   8,758,000 8,758,000 19,995,000
Deferred tax asset   5,676,000 5,676,000 276,000
Other assets   11,805,000 11,805,000 11,100,000
Prepaid expenses and other assets   101,579,000 101,579,000 93,896,000
KEYW Holding Corporation
        
Investment in The KEYW Holding Corporation ("KEYW")        
Number of shares owned in equity method investee (in shares)   2,600,000 2,600,000 3,100,000
Ownership percentage in equity method investee (as a percent)   10.00% 10.00% 12.00%
Carrying value of equity method investment   19,100,000 19,100,000 22,300,000
Fair value of equity method investment   31,800,000 31,800,000  
Number of shares under sales plan (in shares) 1,600,000      
Number of shares sold (in shares)   500,000 500,000  
Gain on sale of equity method investment   2,100,000 2,100,000  
Number of warrants owned (in shares)   50,000 50,000 50,000
Exercise price of warrants (in dollars per share)   $ 9.25 $ 9.25 $ 9.25
Estimated fair value of warrants   $ 327,000 $ 327,000 $ 466,000
Estimated fair value of warrants per warrant (in dollars per warrant)   $ 6.55 $ 6.55 $ 9.32