Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2017

Accounts Payable and Accrued Expenses

Summary of accounts payable and accrued expenses

The following is a summary of accounts payable and accrued expenses at December 31 (dollars in thousands):

	December 31,		December 31,
	2017		2016
Accrued research payables	$	51,275	$	45,826
Accrued compensation and benefits		37,911		34,526
Accrued settlement costs		—		24,450
Accrued rent		14,821		19,061
Trade payables		20,820		14,474
Deferred revenue		8,057		7,643
Deferred compensation		2,525		3,262
Accrued restructuring		6		3,157
Accrued transaction processing		3,257		3,230
Other		27,823		18,714
Total	$	166,495	$	174,343