| Interest expense and finance cost |
| | | | | | | | | | | | | | | For the Year Ended December 31, 2020 | | | For the Year Ended December 31, 2019 | | | For the Year Ended December 31, 2018 | | Interest expense | | $ | 128,696 | | | $ | 125,496 | | | $ | 129,941 | | Amortization and write-off of deferred financing costs | | | 7,863 | | | | 7,746 | | | | 7,866 | | Other | | | — | | | | 237 | | | | 109 | | Interest expense and financing cost | | $ | 136,559 | | | $ | 133,479 | | | $ | 137,916 | | | | | | | | | | | | | | |
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