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Long‑Term Debt (Tables)
12 Months Ended
Dec. 31, 2020
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments
Long‑term debt consists of the following as of December 31, 2020 and 2019:
December 31,
20202019
Bank credit facility:
Senior secured revolver$246,000 $233,750 
Total long‑term debt$246,000 $233,750