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Debt Obligations (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Debt Obligations    
Total principal amount $ 222,570 $ 226,483
Less-unamortized debt issuance costs (287) (348)
Total long-term portion of debt 222,283 226,135
Less-current portion 70 20,817
Total long-term portion of debt, net 222,213 205,318
Revolving credit facility    
Debt Obligations    
Total principal amount 61,500 28,000
Term loan    
Debt Obligations    
Total principal amount 135,000 150,000
Notes to former owners    
Debt Obligations    
Outstanding balance 26,050 $ 48,483
Other debt    
Debt Obligations    
Acquired debt $ 20