Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2019

Accrued Liabilities, Current [Abstract]

Schedule of Accrued Liabilities

Accrued expenses consisted of the following:

	December 31,
	2019		2018
Accrued compensation and related liabilities	$	8,941	$	11,050
Accrued contract payments	15,706		9,756
Accrued cash settled stock-based compensation	3,282		3,719
Other	10,804		14,666
Total accrued expenses	$	38,733	$	39,191