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General (Tables) | 3 Months Ended
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Mar. 31, 2022
Accounting Policies [Abstract] |
Major Streams of Revenue | The major streams of revenue for SJW Group are as follows:
|  |  | Three months ended March 31,
|  |  |  |  | 2022 |  | 2021
Revenue from contracts with customers |  |  |  |  | $ | 121,777 |  |  | 112,238 |
Alternative revenue programs, net |  |  |  |  | (1,927) |  |  | 112 |
Other balancing and memorandum accounts, net |  |  |  |  | 2,430 |  |  | 1,521 |
Other regulatory mechanisms, net |  |  |  |  | 666 |  |  | (430) |
Rental income |  |  |  |  | 1,356 |  |  | 1,344 |
|  |  |  |  | $ | 124,302 |  |  | 114,785 |
Schedule of Real Estate Investments and Nonutility Properties | The major components of real estate investments and nonutility properties as of March 31, 2022, and December 31, 2021, are as follows:
| March 31, 2022 |  | December 31, 2021
Land | $ | 12,615 |  |  | 12,615 |
Buildings and improvements | 45,058 |  |  | 45,017 |
Subtotal | 57,673 |  |  | 57,632 |
Less: accumulated depreciation and amortization | 16,251 |  |  | 15,951 |
Total | $ | 41,422 |  |  | 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 http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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