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Derivatives - Summary of Amounts Recognized on Consolidated Statements of Operations Related to Company's Derivatives (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Unrealized gain (loss) on derivative instruments - unrealized interest rate swap |  | $ (11,895,000) | $ (43,046,000) | $ 29,345,000
Gain (loss) on sale of derivatives |  | (39,247,000) | (14,470,000) | 0
Foreign currency forward, net |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Unrealized gain (loss) on derivative instruments - unrealized interest rate swap |  | (26,499,000) | (28,576,000) | 29,345,000
Gain (loss) on sale of derivatives |  | (9,743,000) | (14,425,000) | 39,058,000
Foreign currency forward, net | Gain (Loss) on Derivative Instruments |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivative instruments - interest rate swap realized |  | 16,756,000 | 14,151,000 | 9,713,000
Interest rate cap and swaps |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Unrealized gain (loss) on derivative instruments - unrealized interest rate swap |  | 14,604,000 | (14,470,000) | 0
Gain (loss) on sale of derivatives |  | (39,247,000) | (14,470,000) | 0
Interest rate cap |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivative notional amount | $ 1,100,000 |  |  |
Interest rate cap | Gain (Loss) on Derivative Instruments |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivative instruments - interest rate swap realized |  | 134,000 | 0 | 0
Derivative notional amount |  | 500,000,000.0 | 0 | 34,900,000
Interest Rate Swap, Instrument One | Gain (Loss) on Derivative Instruments |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Unrealized gain (loss) on derivative instruments - unrealized interest rate swap |  | 14,470,000 | (14,470,000) | 0
Interest Rate Swap, Instrument Two | Gain (Loss) on Derivative Instruments |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivative instruments - interest rate swap realized |  | (53,851,000) | 0 | 0
Interest rate swap liability |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on sale of derivatives | $ (53,900,000) |  |  |
Interest rate swap liability | Gain (Loss) on Derivative Instruments |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Derivative notional amount |  | $ 0 | $ 500,000,000.0 | $ 0

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5618551-113959 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959 + Details
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- Definition The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13(h)) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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