Leases - Summary of Lease Cost and Cash Flow Information (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Lease Cost
Operating lease cost	$ 3,016,000	$ 3,180,000	$ 5,895,000	$ 6,331,000
Short-term Lease, Cost	2,706,000	2,054,000	5,451,000	5,099,000
Finance Lease Cost:
Amortization of leased assets	5,161,000	5,039,000	10,368,000	10,927,000
Total finance lease cost	6,515,000	6,057,000	12,944,000	12,534,000
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	5,722	5,234	11,346	11,635
Financing cash flows from finance leases	7,669,000	9,365,000	15,908,000	15,028,000
Finance Lease, Interest Expense	$ 1,354,000	$ 1,018,000	$ 2,576,000	$ 1,607,000