Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Supplemental Cash Flow Information (Details)

v3.22.0.1
Summary of Significant Accounting Policies - Supplemental Cash Flow Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Supplemental cash flow information:      
Interest paid, net of capitalized amounts $ 85,042,000 $ 91,269,000 $ 0
Income taxes paid 0 0 0
Cash paid for amounts included in the measurement of lease liabilities:      
Operating cash flows from operating leases 26,681,000 44,314,000 3,414,000
Investing cash flows from operating leases 18,598,000 24,234,000 32,529,000
Non-cash investing and financing activities:      
Change in accrued capital expenditures 63,444,000 (64,465,000) (31,475,000)
Change in asset retirement costs 2,905,000 8,605,000 13,559,000
Contingent consideration arrangement 0 0 8,512,000
ROU assets obtained in exchange for lease liabilities:      
Operating leases 24,301,000 8,070,000 66,914,000
Financing leases 0 0 2,197,000
Federal      
Supplemental cash flow information:      
Income taxes paid $ 0 $ 0 $ 0