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Derivative Financial Instruments - Additional Information (Details) - Interest Rate Swap $ in Millions | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2019 USD ($) | Jun. 30, 2019 USD ($) derivative_agreement | Feb. 28, 2019 USD ($) derivative_agreement
Derivative [Line Items] |  |  |
Reclassification in next twelve months | $ 20.1 |  |
Designated as Hedging Instrument |  |  |
Derivative [Line Items] |  |  |
Number of instruments | derivative_agreement |  | 6 | 5
Designated as Hedging Instrument | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | $ 1,500.0 | $ 2,500.0
Fixed interest rate |  | 1.58% | 2.48%
One Counterparty | Designated as Hedging Instrument | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Notional amount |  |  | $ 700.0
Three Counterparties | Designated as Hedging Instrument | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Notional amount |  |  | $ 450.0
Six Counterparties | Designated as Hedging Instrument | Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | $ 250.0 |

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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994 + Details
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- Definition Fixed interest rate related to the interest rate derivative. + 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=109980867&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=109980867&loc=SL5579245-113959 + Details
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- Definition Number of interest rate derivative instruments held by the entity at the reporting date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959 + Details
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