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Derivatives and Hedging - Derivative Gains And Losses That Have Been Recognized In Condensed Consolidated Statements Of Operations (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total expense (income), net |  | $ 47,180 | $ (873) | $ 8,445
Repayments of long-term debt |  | 2,058,469 | 102,579 | 570,972
Gain on de-designated swaps |  | 2,157 | 0 | 0
Secured Debt | 2016 Credit Facility Agreement | Term Loan A |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Repayments of long-term debt | $ 787,900 |  |  |
Interest (income) expense, net |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total expense (income), net |  | 24,880 | 3,361 | (1,920)
Other expense (income), net |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total expense (income), net |  | 22,300 | $ 2,488 | $ 10,365
Other Expense | Interest rate swap |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total expense (income), net |  | (10,300) |  |
Loss on release of interest rate swap recognized in earnings |  | 10,300 |  |
Gain on de-designated swaps |  | $ (2,200) |  |

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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 Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4CC -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL109998890-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624171-113959 + Details
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- Definition Amount, after tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for 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 15 -URI http://asc.fasb.org/extlink&oid=121641772&loc=d3e689-108580 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=121641772&loc=d3e637-108580 + Details
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