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Revenue from contracts with customers Remaining performance obligations (Details 3) $ in Millions | Dec. 31, 2019 USD ($)
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Remaining performance obligation, expected timing of satisfaction, start date: 2020-01-01 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligation, amount | $ 1,500.0
Remaining performance obligation, expected timing of satisfaction, start date: 2021-01-01 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligation, amount | 229.4
Remaining performance obligation, expected timing of satisfaction, start date: 2022-01-01 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligation, amount | 259.3
Remaining performance obligation, expected timing of satisfaction, start date: (nil) |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligation, amount | $ 2,000.0

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- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. + 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 (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130556-203045 + Details
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