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v3.19.2

Revenue Recognition (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2019 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Revenue recognized which was included in the contract liability balance | $ 248
Minimum |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Remaining revenue performance obligation, optional exemption, contract term | 3 years
Maximum |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Remaining revenue performance obligation, optional exemption, contract term | 5 years

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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045 + Details
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