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v3.21.1

Revenue from Contracts with Customers (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Disaggregation of Revenues [Abstract] |  |  |
Revenues from contracts with customers | $ 697 | $ 959 |
Other revenues | 18 | 23 |
Operating revenues and other | 715 | 982 |
Deferred Revenue [Abstract] |  |  |
Deferred revenue | 4,119 |  | $ 4,023
Revenue recognized | 316 | 297 |
Performance Obligations [Abstract] |  |  |
Remaining performance obligations | 13,300 |  |
Receivables [Member] |  |  |
Receivables from Contracts with Customers [Abstract] |  |  |
Receivables from contracts with customers | 251 |  | 246
Other Liabilities [Member] |  |  |
Deferred Revenue [Abstract] |  |  |
Deferred revenue | 4,200 |  | $ 4,100
CNA Financial [Member] | Non-Insurance Warranty [Member] |  |  |
Disaggregation of Revenues [Abstract] |  |  |
Revenues from contracts with customers | 338 | 301 |
Boardwalk Pipelines [Member] | Transportation and Storage of Natural Gas and NGLs and Other Services [Member] |  |  |
Disaggregation of Revenues [Abstract] |  |  |
Revenues from contracts with customers | 361 | 332 |
Loews Hotels & Co [Member] | Lodging and Related Services [Member] |  |  |
Disaggregation of Revenues [Abstract] |  |  |
Revenues from contracts with customers | 56 | 142 |
Corporate [Member] | Rigid Plastic Packaging and Recycled Resin [Member] |  |  |
Disaggregation of Revenues [Abstract] |  |  |
Revenues from contracts with customers | 280 | 256 |
Diamond Offshore [Member] | Contract Drilling [Member] |  |  |
Disaggregation of Revenues [Abstract] |  |  |
Revenues from contracts with customers |  | $ 229 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-04-01 |  |  |
Performance Obligations [Abstract] |  |  |
Remaining performance obligations | $ 1,900 |  |
Expected timing of satisfaction | 9 months |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01 |  |  |
Performance Obligations [Abstract] |  |  |
Remaining performance obligations | $ 2,100 |  |
Expected timing of satisfaction | 1 year |  |

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- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + 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 (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130531-203044 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130533-203044 + Details
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