Other Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Insurance collateral deposits	$ 503	$ 463
State collateral deposits	23	23
Materials and supplies	1,281	1,257
Debt issuance costs	1,427	1,595
Other	330	360
Total other assets	$ 3,564	$ 3,698