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Derivatives and Hedging Activities - Fair Value and Presentation in the Consolidated Balance Sheets for Derivatives (Details) - USD ($) $ in Millions | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | $ 57.8 | $ 16.0
Derivative Liabilities | 0.0 | 2.8
Designated as Hedging Instrument | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 57.8 | 15.9
Derivative Liabilities | 0.0 | 2.5
Designated as Hedging Instrument | Accrued expenses and other current liabilities | Interest rate cap contract | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.0 | 0.0
Derivative Liabilities | 0.0 | 0.1
Designated as Hedging Instrument | Accrued expenses and other current liabilities | Interest rate swap contracts | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.0 | 0.0
Derivative Liabilities | 0.0 | 2.4
Designated as Hedging Instrument | Prepaid Expenses and Other Current Assets | Interest rate cap contract | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.8 | 0.0
Derivative Liabilities | 0.0 | 0.0
Designated as Hedging Instrument | Prepaid Expenses and Other Current Assets | Interest rate swap contracts | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 19.2 | 0.0
Derivative Liabilities | 0.0 | 0.0
Designated as Hedging Instrument | Prepaid Expenses and Other Current Assets | Forward-starting interest rate swap contracts - April 2022 | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.0 | 0.7
Derivative Liabilities | 0.0 | 0.0
Designated as Hedging Instrument | Deferred costs and other assets, net of current portion | Interest rate cap contract | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.6 | 0.0
Derivative Liabilities | 0.0 | 0.0
Designated as Hedging Instrument | Deferred costs and other assets, net of current portion | Interest rate swap contracts | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 37.2 | 0.0
Derivative Liabilities | 0.0 | 0.0
Designated as Hedging Instrument | Deferred costs and other assets, net of current portion | Forward-starting interest rate swap contracts - April 2022 | Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.0 | 15.2
Derivative Liabilities | 0.0 | 0.0
Not Designated as Hedging Instrument |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.0 | 0.1
Derivative Liabilities | 0.0 | 0.3
Not Designated as Hedging Instrument | Accrued expenses and other current liabilities | Interest rate cap contract |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.0 | 0.0
Derivative Liabilities | 0.0 | 0.3
Not Designated as Hedging Instrument | Deferred costs and other assets, net of current portion | Interest rate cap contract |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Assets | 0.0 | 0.1
Derivative Liabilities | $ 0.0 | $ 0.0

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- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
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