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Derivative Instruments and Hedging Activity - Consolidated statements of operations and other comprehensive loss (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Interest Expense [Member] |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Derivative Instruments, Amount of Income/(Loss) Reclassified from Accumulated OCI into Expense | $ 82 | $ 1,028 | $ 2,529 | $ 1,365
Loss on Extinguishment of Debt and Settlement of Related Hedges [Member] |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Derivative Instruments, Amount of Income/(Loss) Reclassified from Accumulated OCI into Expense |  |  | 13,363 | 0
Interest rate swap |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Other comprehensive income (loss) - change in fair value and settlement of interest rate swaps | $ 3,300 | $ (3,289) | $ 15,653 | $ (36,667)

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