Accounts Payable and Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2013

Accounts Payable and Accrued Expenses

Summary of accounts payable and accrued expenses

The following is a summary of accounts payable and accrued expenses (dollars in thousands):

	June 30, 2013		December 31, 2012
Accrued research payables	$	53,239	$	38,591
Accrued compensation and benefits	32,376		39,762
Trade payables	19,332		22,624
Accrued rent	17,032		10,947
Deferred revenue	13,512		12,177
Accrued restructuring	6,112		12,295
Deferred compensation	4,520		4,650
Accrued transaction processing	3,025		3,359
Other	25,645		20,657
Total	$	174,793	$	165,062