Debt - Schedule of Long Term Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current Maturities:
Finance lease obligations	$ 68	$ 90
Term debt	15,000	18,750
Total Long-term debt, current maturities	15,068	18,840
Long-term debt:
Finance lease obligations	105	174
Total Long-term debt	359,021	425,141
Total debt	374,089	443,981
Term Loan
Long-term debt:
Long-term debt, excluding current maturities	268,916	279,967
Line of Credit | Unsecured Debt
Long-term debt:
Long-term debt, excluding current maturities	$ 90,000	$ 145,000