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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2020
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Schedule II - Valuation and Qualifying Accounts | EDISON INTERNATIONAL SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS
|  |  | Additions |  |  |  |
(in millions) | Balance at Beginning of Period |  | Charged to Costs and Expenses |  | Charged to Other Accounts |  | Deductions |  | Balance at End of Period
For the Year ended December 31, 2020 |  |  |  |  |  |  |  |  |
Allowance for uncollectible accounts |  |  |  |  |  |  |  |  |
Customers | $ | 35.8 |  |  | $ | 35.9 |  |  | $ | 120.0 |  | c | $ | 16.3 |  |  | $ | 175.4 |
All others | 13.9 |  |  | 9.4 |  |  | — |  |  | 10.8 |  |  | 12.5 |
Total allowance for uncollectible amounts | $ | 49.7 |  |  | $ | 45.3 |  |  | $ | 120.0 |  |  | $ | 27.1 |  | a | $ | 187.9 |
Tax valuation allowance | $ | 35.0 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 35.0 |
For the Year ended December 31, 2019 |  |  |  |  |  |  |  |  |
Allowance for uncollectible accounts |  |  |  |  |  |  |  |  |
Customers | $ | 32.0 |  |  | $ | 22.2 |  |  | $ | — |  |  | $ | 18.4 |  |  | $ | 35.8 |
All others | 19.5 |  |  | 10.0 |  |  | — |  |  | 15.6 |  |  | 13.9 |
Total allowance for uncollectible amounts | $ | 51.5 |  |  | $ | 32.2 |  |  | $ | — |  |  | $ | 34.0 |  | a | $ | 49.7 |
Tax valuation allowance | $ | 36.0 |  |  | $ | — |  |  | $ | — |  |  | $ | 1.0 |  |  | $ | 35.0 |
For the Year ended December 31, 2018 |  |  |  |  |  |  |  |  |
Allowance for uncollectible accounts |  |  |  |  |  |  |  |  |
Customers | $ | 36.6 |  |  | $ | 19.0 |  |  | $ | — |  |  | $ | 23.6 |  |  | $ | 32.0 |
All others | 17.3 |  |  | 16.2 |  |  | — |  |  | 14.0 |  |  | 19.5 |
Total allowance for uncollectible amounts | $ | 53.9 |  |  | $ | 35.2 |  |  | $ | — |  |  | $ | 37.6 |  | a | $ | 51.5 |
Tax valuation allowance | $ | 28.0 |  |  | $ | — |  |  | $ | 8.0 |  | b | $ | — |  |  | $ | 36.0 |
a Accounts written off, net. b During 2018, Edison International recorded an additional valuation allowance of $4 million for non-California state net operating loss carryforwards and $4 million for California capital losses generated from the April 2018 sale of SoCore Energy, which are estimated to expire before being utilized. c Amounts are deferred to regulatory assets. SOUTHERN CALIFORNIA EDISON COMPANY SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS
|  |  | Additions |  |  |  |
(in millions) | Balance at Beginning of Period |  | Charged to Costs and Expenses |  | Charged to Other Accounts |  | Deductions |  | Balance at End of Period
For the Year ended December 31, 2020 |  |  |  |  |  |  |  |  |
Allowance for uncollectible accounts |  |  |  |  |  |  |  |  |
Customers | $ | 35.5 |  |  | $ | 35.6 |  |  | $ | 120.0 |  | b | $ | 15.9 |  |  | $ | 175.2 |
All others | 13.9 |  |  | 9.4 |  |  | — |  |  | 10.8 |  |  | 12.5 |
Total allowance for uncollectible accounts | $ | 49.4 |  |  | $ | 45.0 |  |  | $ | 120.0 |  |  | $ | 26.7 |  | a | $ | 187.7 |
For the Year ended December 31, 2019 |  |  |  |  |  |  |  |  |
Allowance for uncollectible accounts |  |  |  |  |  |  |  |  |
Customers | $ | 31.6 |  |  | $ | 22.0 |  |  | $ | — |  |  | $ | 18.1 |  |  | $ | 35.5 |
All others | 19.5 |  |  | 10.0 |  |  | — |  |  | 15.6 |  |  | 13.9 |
Total allowance for uncollectible accounts | $ | 51.1 |  |  | $ | 32.0 |  |  | $ | — |  |  | $ | 33.7 |  | a | $ | 49.4 |
For the Year ended December 31, 2018 |  |  |  |  |  |  |  |  |
Allowance for uncollectible accounts |  |  |  |  |  |  |  |  |
Customers | $ | 36.0 |  |  | $ | 18.9 |  |  | $ | — |  |  | $ | 23.3 |  |  | $ | 31.6 |
All others | 17.3 |  |  | 16.2 |  |  | — |  |  | 14.0 |  |  | 19.5 |
Total allowance for uncollectible accounts | $ | 53.3 |  |  | $ | 35.1 |  |  | $ | — |  |  | $ | 37.3 |  | a | $ | 51.1 |
a Accounts written off, net. b Amounts are deferred to regulatory assets.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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