Accounts payable and accrued expenses

9 Months Ended

Sep. 30, 2017

Payables and Accruals [Abstract]

Accounts payable and accrued expenses

Accounts payable and accrued expenses

Accounts payable and accrued expenses at September 30, 2017 and December 31, 2016 consist of the following:

	September 30, 2017		December 31, 2016
Employee compensation, benefits, and related accruals	$	12,915	$	13,649
Consulting and contracted research	9,536		11,505
Professional fees	1,873		1,237
Sales allowance and other costs	29,190		13,245
Accounts payable	5,994		6,298
Other	4,546		2,825
	$	64,054	$	48,759