Lease Commitments (Details) $ in Thousands	Dec. 31, 2016 USD ($)
Future minimum lease payments under noncancellable operating leases
Gross minimum lease payments, 2017	$ 3,333
Gross minimum lease payments, 2018	2,456
Gross minimum lease payments, 2019	2,046
Gross minimum lease payments, 2020	1,788
Gross minimum lease payments, 2021	1,442
Gross minimum lease payments, Thereafter	12
Total gross minimum lease payments	11,077
Minimum sublease income, 2017	(67)
Minimum sublease income, 2018	(69)
Minimum sublease income, 2019	(72)
Minimum sublease income, 2020	(74)
Minimum sublease income, 2021	(77)
Minimum sublease income, Thereafter	0
Total minimum sublease income	(359)
Minimum lease payments, net, 2017	3,266
Minimum lease payments, net, 2018	2,387
Minimum lease payments, net, 2019	1,974
Minimum lease payments, net, 2020	1,714
Minimum lease payments, net, 2021	1,365
Minimum lease payments, net, Thereafter	12
Total minimum lease payments, net	$ 10,718

Operating Leases, Future Minimum Payments Before Sublease Rentals, Due Thereafter

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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