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Commitments and Contingencies Commitments and Contingencies (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]    
2016 $ 4,790  
2017 4,111  
2018 3,174  
2019 2,900  
2020 2,041  
Thereafter 1,718  
Total future minimum lease payments 18,734  
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]    
2016 477  
2017 483  
2018 421  
2019 388  
2020 334  
Thereafter 3,329  
Total future minimum lease payments 5,432  
Less: amount representing interest (rates ranging from 7% to 11.5%) (2,334)  
Less: current portion of obligations under capital leases (223)  
Long-term obligations under capital leases $ 2,875 $ 3,098
Capital Lease Obligations | Minimum    
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]    
Future Minimum Lease Payments Interest Rate 7.00%  
Capital Lease Obligations | Maximum    
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]    
Future Minimum Lease Payments Interest Rate 11.50%