Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2016

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities

Accrued expenses at December 31, 2016 and 2015, consisted of the following (in thousands):

	2016		2015
Payroll taxes	$	2,406	$	2,369
Payroll	7,733		4,971
Bonuses	4,470		5,283
Commissions	974		790
Vacation	8,846		7,748
Royalties	1,806		1,499
Value-added tax	2,046		1,797
Other accrued expenses	16,666		13,389
Total	$	44,947	$	37,846