Annual report pursuant to Section 13 and 15(d)

Commitments - Table of Rental Expense (Details)

v3.6.0.2
Commitments - Table of Rental Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Commitments and Contingencies Disclosure [Abstract]      
Minimum rentals $ 840 $ 759 $ 733
Less: Sublease rentals 0 8 15
Rent expense, net $ 840 $ 751 $ 718