Accrued Expenses (Tables)

9 Months Ended

Sep. 30, 2018

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consisted of:

	September 30, 2018		December 31, 2017
Selling, general and administrative expenses	$	7,268	$	3,463
Research and development expenses	515		80
Bonus expense	3,120		4,163
Payroll and benefit expenses	757		448
Employee contributions withheld	341		185
Product revenue allowances	2,424		—
Interest expense	308		45
Other	912		314
	$	15,645	$	8,698