v3.21.2
SUPPLEMENTAL CASH FLOW INFORMATION - Table 1 - Changes in Current Assets and Liabilities (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Supplemental Cash Flow Information [Abstract]    
Decrease (increase) in accounts receivable $ (10,856) $ 31,287
Decrease (increase) in inventories (733) 2,366
Decrease (increase) in other currrent assets 206 (11,468)
Increase (decrease) in accounts payable 9,135 (24,252)
Increase (decrease) in accrued interest payable 23,541 6,828
Increase (decrease) in accrued liabilities (7,200) (4,753)
Increase (decrease) in taxes other than income tax 1,585 4,546
Changes in current assets and current liabilities $ 15,678 $ 4,554