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Leases - Summary of minimum future rental payments required (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Operating Leases |  |
2021 | $ 11,263 |
Year 1 | 14,883 | $ 14,695
Year 2 | 9,076 | 14,558
Year 3 | 7,094 | 8,746
Year 4 | 7,136 | 6,759
Year 5 |  | 6,796
Thereafter | 116,918 |
Thereafter |  | 116,660
Total undiscounted rental payments | 166,370 | 168,214
Less imputed interest | (93,195) | (94,375)
Total lease liabilities | $ 73,175 | $ 73,839
Weighted average remaining lease term, operating leases | 34 years 6 months | 34 years 6 months
Weighted average incremental borrowing rate, operating leases | 7.70% | 7.70%
Operating Lease, Liability, Statement of Financial Position [Extensible List] | Lease liabilities | Lease liabilities
Finance Leases |  |
2021 | $ 10,785 |
Year 1 | 2,762 | $ 10,785
Year 2 | 344 | 2,762
Year 3 | 3,085 | 344
Year 4 | 0 | 3,085
Year 5 |  | 0
Thereafter | 0 |
Thereafter |  | 0
Total undiscounted rental payments | 16,976 | 16,976
Less imputed interest | (1,151) | (599)
Total lease liabilities | $ 15,825 | $ 16,377
Weighted average remaining lease term, finance leases | 10 months 24 days | 1 year 1 month 6 days
Weighted average incremental borrowing rate, finance leases | 3.70% | 3.70%
Finance Lease, Liability, Statement of Financial Position [Extensible List] | Lease liabilities | Lease liabilities

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