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Allowances for Losses on Financial Assets | 3 Months Ended
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Mar. 31, 2025
Allowance for Losses on Financial Assets [Abstract] |
Allowances for Losses on Financial Assets | Allowances for Losses on Financial Assets The changes in allowances for expected credit losses for the three months ended March 31, 2025 and 2024, consisted of the following:
| Accounts receivable | Unbilled receivables | Other current assets | Financing receivables | Other assets | Total
Balance at January 1, 2024 | ($89) |  | ($19) |  | ($50) |  | ($51) |  | ($122) |  | ($331) |
Changes in estimates | (16) |  | (1) |  | (1) |  | 15 |  | (10) |  | (13) |
Write-offs | 2 |  |  | 9 |  |  |  | 11 |
Recoveries | 1 |  |  |  |  |  | 1 |
Balance at March 31, 2024 | ($102) |  | ($20) |  | ($42) |  | ($36) |  | ($132) |  | ($332) |
Balance at January 1, 2025 | ($92) |  | ($38) |  | ($47) |  | ($7) |  | ($199) |  | ($383) |
Changes in estimates | 1 |  | (3) |  | 1 |  | 3 |  | (38) |  | (36) |
Write-offs | 3 |  |  |  |  |  | 3 |
Recoveries | 1 |  |  |  |  |  | 1 |
Balance at March 31, 2025 | ($87) |  | ($41) |  | ($46) |  | ($4) |  | ($237) |  | ($415) |

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- Definition The entire disclosure for credit loss on financial instrument measured at amortized cost basis, net investment in lease, off-balance sheet credit exposure, and available-for-sale debt security. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 44 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-44 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-21 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-4 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-11 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-7 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-8 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-20 + Details
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