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Derivative Instruments - Unrealized Gains and Losses and Reclassification (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |  |  |
Unrealized gain (loss) on interest rate hedges | $ 221 | $ 1,774 | $ 2,805 | $ (34,582)
Loss reclassified from Accumulated other comprehensive loss into interest expense | $ 511 | $ 0 | $ 1,530 | $ 0

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- Definition Amount, after tax and before reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e637-108580 + Details
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- Definition Other Comprehensive Income (Loss), Cash Flow Hedge, Amortization, Reclassification, After Tax + References No definition available. + Details
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