Commitments and Contingencies (Future Minimum Payments, Operating and Capital Leases) (Details) $ in Thousands	Dec. 31, 2015 USD ($)
Capital Leases
2016	$ 1,845
2017	1,378
2018	1,069
2019	477
2020	13
Thereafter	0
Total minimum lease payments	4,782
Less amount representing interest	(549)
Present value of capital lease obligations	4,233
Less current portion of capital lease obligations	(1,654)
Long-term capital lease obligations	2,579
Operating Leases
2016	1,874
2017	1,439
2018	972
2019	733
2020	211
Thereafter	0
Total minimum lease payments	5,229
Purchase Commitments
2016	2,308
2017	0
2018	0
2019	0
2020	0
Thereafter	0
Total minimum lease payments	$ 2,308