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Supplemental Balance Sheet Information - Asset Retirement Obligations (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2023
Dec. 31, 2022
Asset Retirement Obligation, Roll Forward Analysis    
Asset retirement obligations as of December 31, 2022 $ 4,992  
Additions to asset retirement obligations 0  
Accretion expense 127  
Liabilities settled 0  
Ending asset retirement obligations 5,119  
Current portion of asset retirement obligations 0 $ (298)
Long-term portion of asset retirement obligations $ 5,119