ACCRUED EXPENSES

3 Months Ended

Mar. 31, 2017

Payables And Accruals [Abstract]

ACCRUED EXPENSES

10. ACCRUED EXPENSES

The following table summarizes the Company’s accrued expenses for each of the periods indicated: 

	As of March 31, 2017		As of December 31, 2016
	(in thousands)
Accrued clinical and preclinical costs	$	11,134	$	10,033
Accrued contract manufacturing costs		5,736		4,673
Accrued employee compensation costs		5,177		8,748
Accrued professional fees		3,759		2,799
Product revenue related reserve		875		305
Accrued research costs		441		1,186
Other		4,035		3,272
Total accrued expenses	$	31,157	$	31,016