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Valuation and Qualifying Accounts and Reserves | 12 Months Ended
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Dec. 31, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Valuation and Qualifying Accounts and Reserves | SJW Group and Subsidiaries FINANCIAL STATEMENT SCHEDULE Schedule II VALUATION AND QUALIFYING ACCOUNTS AND RESERVES Years ended December 31, 2021, 2020 and 2019 (in thousands)
Description | 2021 |  | 2020 |  | 2019
Allowance for doubtful accounts: |  |  |  |  |
Balance, beginning of period | $ | 3,891 |  |  | 1,512 |  |  | 272 |
Opening balance, SJWNE, LLC | — |  |  | — |  |  | 1,283 |
Charged to expense | 932 |  |  | (177) |  |  | 520 |
Charged to regulatory asset | 1,610 |  |  | 3,032 |  |  | — |
Accounts written off | (2,394) |  |  | (800) |  |  | (875) |
Recoveries of accounts written off | 561 |  |  | 324 |  |  | 312 |
Balance, end of period | $ | 4,600 |  |  | 3,891 |  |  | 1,512 |
Reserve for litigation and claims: |  |  |  |  |
Balance, beginning of period | $ | 684 |  |  | 2,898 |  |  | 2,181 |
Charged to expense | 916 |  |  | 958 |  |  | 3,221 |
Revision to accrual, due to settlements | (50) |  |  | (122) |  |  | (135) |
Payments | (943) |  |  | (3,050) |  |  | (2,369) |
Balance, end of period | $ | 607 |  |  | 684 |  |  | 2,898 |

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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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