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Supplemental Cash Flow Information - Supplemental Disclosure of Cash Flow Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Supplemental Cash Flow Information [Abstract]    
Cash paid for interest $ 2,996 $ 5,330
Cash paid for income taxes, net of refunds received $ (14) $ (5)