Leases (Details) $ in Thousands	Dec. 31, 2016 USD ($)
Leases [Abstract]
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 17,480
Operating Leases, Future Minimum Payments, Due in Two Years	16,050
Operating Leases, Future Minimum Payments, Due in Three Years	12,560
Operating Leases, Future Minimum Payments, Due in Four Years	10,550
Operating Leases, Future Minimum Payments, Due in Five Years	8,450
Operating Leases, Future Minimum Payments, Due Thereafter	18,000
Operating Leases, Future Minimum Payments Due	$ 83,090