Debt - Debt issuance costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Debt issuance costs capitalized	$ 14,686	$ 18,479	$ 0
Debt issuance costs write-offs	0	6,163	935
Write-off of debt issuance costs	0	1,103	935
Total debt issuance costs, including line of credit	26,200	17,000
Accumulated amortization	27,200	22,100
Debt Issuance Costs, Future Amortization Expense [Abstract]
2022	6,165
2023	6,165
2024	6,165
2025	2,894
2026	1,735
Thereafter	3,079
Total	26,203
Secured Debt
Debt Instrument [Line Items]
Debt issuance costs capitalized	$ 14,700
Write-off of debt issuance costs		1,100	$ 900
Senior Notes
Debt Instrument [Line Items]
Debt issuance costs capitalized		18,500
Write-off of debt issuance costs		$ 5,100