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Allowance for Credit Losses – Accounts Receivable (Tables) | 12 Months Ended
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Dec. 31, 2021
Receivables [Abstract] |
Summary of Allowance for Credit Losses on Accounts Receivables | Activity in the allowance for credit losses on accounts receivable is summarized as follows:
| Year Ended December 31, |  |
(in millions) | 2021 |  |  | 2020 |  |
Balance at beginning of period | $ | 14 |  |  | $ | 13 |  |
Provision for expected credit losses |  | 4 |  |  |  | 7 |  |
Write-offs/recoveries |  | (4 | ) |  |  | (6 | ) |
Balance at end of period | $ | 14 |  |  | $ | 14 |  |

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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=124255953&loc=SL82919249-210447 + Details
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- References No definition available. + Details
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