Quarterly report pursuant to Section 13 or 15(d)

CHAPTER 11 PROCEEDINGS (Company's Audited Consolidated Balance Sheet) (Details)

v3.21.1
CHAPTER 11 PROCEEDINGS (Company's Audited Consolidated Balance Sheet) (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Mar. 31, 2020
Reorganizations [Abstract]      
Debt subject to compromise $ 2,003,004 $ 2,005,219  
Accounts payable and accrued liabilities 134,344 164,939  
Asset retirement obligations 64,854 63,566 $ 0
Accrued interest on debt subject to compromise 55,159 55,634  
Other liabilities 4,092 4,122  
Liabilities subject to compromise $ 2,261,453 $ 2,293,480