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Revenue from Contracts with Customers Future Amortization of Liabilities and Deferred Costs (Details) $ in Millions | Mar. 31, 2021 USD ($)
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Capitalized Contract Cost [Line Items] |
Revenue, Remaining Performance Obligation, Amount | $ 67.5
Capitalized Contract Cost, Net | 18.9
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-04-01 |
Capitalized Contract Cost [Line Items] |
Revenue, Remaining Performance Obligation, Amount | 51.3
Capitalized Contract Cost, Amortization Expense, Remainder Of Fiscal Year | $ 14.9
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 9 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01 |
Capitalized Contract Cost [Line Items] |
Revenue, Remaining Performance Obligation, Amount | $ 15.6
Capitalized Contract Cost, Amortization Expense, Year Two | $ 3.5
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 |
Capitalized Contract Cost [Line Items] |
Revenue, Remaining Performance Obligation, Amount | $ 0.6
Capitalized Contract Cost, Amortization Expense, Year Three | $ 0.5
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 |
Capitalized Contract Cost [Line Items] |
Revenue, Remaining Performance Obligation, Amount | $ 0.0
Capitalized Contract Cost, Amortization Expense, Year Four and Thereafter | $ 0.0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period |

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- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=68051541&loc=SL49131252-203054 + Details
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- Definition Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130556-203045 + Details
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