Finance Obligation - Future minimum payments under finance obligations (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Future minimum payments under finance obligations
Remainder of 2022	$ 36,511
2023	72,885
2024	78,640
2025	64,479
2026	47,756
2027 and thereafter	42,092
Total future minimum payments	342,363
Less imputed interest	(75,957)
Total	266,406
Sale of Future revenue - debt
Future minimum payments under finance obligations
Remainder of 2022	34,662
2023	69,324
2024	69,324
2025	64,067
2026	47,344
2027 and thereafter	41,481
Total future minimum payments	326,202
Less imputed interest	(74,523)
Total	251,679	$ 236,600
Sale/leaseback financings
Future minimum payments under finance obligations
Remainder of 2022	1,849
2023	3,561
2024	9,316
2025	412
2026	412
2027 and thereafter	611
Total future minimum payments	16,161
Less imputed interest	(1,434)
Total	$ 14,727	$ 17,000