Finance Obligation - Narrative (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Finance Obligation
Finance obligation under sale-leaseback transaction	$ 266,406
Current portion of finance obligation in sale-leaseback transaction	46,784	$ 42,040
Noncurrent portion of finance obligation in sale-leaseback transaction	219,622	211,644
Sale of Future revenue - debt
Finance Obligation
Finance obligation under sale-leaseback transaction	251,679	236,600
Current portion of finance obligation in sale-leaseback transaction	43,700	37,500
Noncurrent portion of finance obligation in sale-leaseback transaction	208,000	199,100
Sale/leaseback financings
Finance Obligation
Finance obligation under sale-leaseback transaction	14,727	17,000
Current portion of finance obligation in sale-leaseback transaction	3,000	4,500
Noncurrent portion of finance obligation in sale-leaseback transaction	$ 11,700	$ 12,500