Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2018

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consisted of:

	March 31, 2018		December 31, 2017
Selling, general and administrative expenses	10,169		3,463
Research and development expenses	308		80
Bonus expense	1,444		4,163
Payroll and benefit expenses	783		448
Employee contributions withheld	678		185
Product revenue allowances	439		—
Interest expense	373		45
Other	298		314
	$	14,492	$	8,698