Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2017

Commitments And Contingencies Disclosure [Abstract]

Schedule of Rent Expense

The following table presents rent expense included in the Condensed Consolidated Statement of Operations (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Rent expense	$	567	$	566	$	1,685	$	1,695