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Commitments and Contingencies (Tables) | 9 Months Ended
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Sep. 30, 2023
Commitments and Contingencies Disclosure [Abstract] |
Summary of Decommissioning Obligations Included in Consolidated Balance Sheets | The decommissioning obligations are included in the Condensed Consolidated Balance Sheets as “Other current liabilities” and “Other long-term liabilities” and the changes in that liability were as follows (in thousands):
| September 30, 2023 |  | December 31, 2022 |
Balance, beginning of period | $ | 54,269 |  | $ | 24,336 |
Additions |  | 266 |  |  | 8,900 |
Changes in estimate |  | 9,188 |  |  | 22,658 |
Settlements |  | (40,415 | ) |  | (1,625 | )
Balance, end of period | $ | 23,308 |  | $ | 54,269 |
Less: Current portion |  | 7,200 |  |  | 42,069 |
Long-term portion | $ | 16,108 |  | $ | 12,200 |

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