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Receivables, net (Tables) | 9 Months Ended
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Sep. 30, 2020
Receivables [Abstract] |
Rollforward of Allowance for Doubtful Accounts | Activity in the allowance for doubtful accounts are as follows (in millions):
|  | Allowance for Doubtful Accounts |
Balance at December 31, 2019 |  | $ | 16 |
Cumulative effect of accounting change |  |  | 6 |
Additions charged to expenses |  |  | 8 |
Charge-offs and other |  |  | (1 | )
Balance at September 30, 2020 |  | $ | 29 |

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- Definition Tabular disclosure of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 + Details
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- References No definition available. + Details
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