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Leases - Maturity Analysis (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Operating Leases |  |
2021 | $ 20,772 |
2022 | 16,849 |
2023 | 14,998 |
2024 | 10,857 |
2025 | 9,311 |
Thereafter | 450,009 |
Total undiscounted cash flows | 522,796 |
Short-term lease liabilities | 13,627 | $ 18,893
Long-term lease liabilities | 123,124 | 159,182
Total lease liabilities | 136,751 |
Interest on lease liabilities | 386,045 |
Finance Leases |  |
2021 | 15,898 |
2022 | 15,898 |
2023 | 15,898 |
2024 | 9,618 |
2025 | 1,203 |
Thereafter | 65,084 |
Total undiscounted cash flows | 123,599 |
Short-term lease liabilities | 13,879 | 164
Long-term lease liabilities | 54,379 | $ 17,759
Total lease liabilities | 68,258 |
Interest on lease liabilities | $ 55,341 |

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