Fixed Assets (Tables)

12 Months Ended

Dec. 31, 2011

Fixed Assets [Abstract]

Schedule Of Fixed Assets

	Estimated Useful Life	December  31, 2011			December  31, 2010
(Dollar amounts in thousands)
Computer equipment and software	3 to 5 years		$157,845			$120,111
Facility furniture, fixtures and equipment	5 to 7 years		18,128			15,696
Leasehold improvements	7 to 8 years, or life of lease if shorter		22,243			21,079
Assets under capital lease	3 years		9,580			8,228
			207,796			165,114
Less: accumulated depreciation and amortization			(85,233	)		(50,820	)
Fixed assets, net			$122,563			$114,294

Schedule Of Depreciation And Amortization Expense

	Year Ended December 31, 2011		Seven Months Ended December 31, 2010		Year Ended May 31,
(In thousands)					2010		2009
Fixed assets depreciation and amortization expense		$35,794		$12,588		$9,161		$6,892