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General (Tables) | 6 Months Ended
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Jun. 30, 2022
Accounting Policies [Abstract] |
Major Streams of Revenue | The major streams of revenue for SJW Group are as follows:
| Three months ended June 30, |  | Six months ended June 30,
| 2022 |  | 2021 |  | 2022 |  | 2021
Revenue from contracts with customers | $ | 148,657 |  |  | 147,204 |  |  | $ | 270,434 |  |  | 259,442 |
Alternative revenue programs, net | (2,982) |  |  | 2,656 |  |  | (4,909) |  |  | 2,768 |
Other balancing and memorandum accounts, net | 2,432 |  |  | 1,477 |  |  | 4,862 |  |  | 2,998 |
Other regulatory mechanisms, net | (432) |  |  | (416) |  |  | 234 |  |  | (846) |
Rental income | 1,366 |  |  | 1,320 |  |  | 2,722 |  |  | 2,664 |
| $ | 149,041 |  |  | 152,241 |  |  | $ | 273,343 |  |  | 267,026 |
Schedule of Real Estate Investments and Nonutility Properties | The major components of real estate investments and nonutility properties as of June 30, 2022, and December 31, 2021, are as follows:
| June 30, 2022 |  | December 31, 2021
Land | $ | 12,900 |  |  | 12,615 |
Buildings and improvements | 45,334 |  |  | 45,017 |
Subtotal | 58,234 |  |  | 57,632 |
Less: accumulated depreciation and amortization | 16,553 |  |  | 15,951 |
Total | $ | 41,681 |  |  | 41,681 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 + Details
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