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Completion of Electric Utility Reorganization Plan (Details) - USD ($) $ in Thousands |  | 3 Months Ended |
--- | --- | --- | ---
Jul. 01, 2020 | Mar. 31, 2021 | Mar. 31, 2020 | Oct. 30, 2020
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |
Gain (loss) on asset transfer | $ 0 |  |  |
Electric |  | $ 11,539 | $ 10,968 |
Net income |  | 19,268 | 14,072 |
Net cash provided from operating activities |  | 24,676 | 15,654 |
Net cash used in investing activities |  | (36,980) | (33,377) |
Net cash provided from financing activities (1) |  | (17,482) | 16,818 |
Incremental expansion of borrowing capacity |  |  |  | $ 30,000
Bear Valley Electric Service, Inc. |  |  |  |
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |
Net assets transferred | $ 71,300 |  |  |
Bear Valley Electric Service, Inc. |  |  |  |
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |
Debt instrument term | 3 years |  |  |
Maximum borrowing capacity on line of credit | $ 35,000 |  |  |
Outstanding borrowings |  | 22,000 |  |
Incremental expansion of borrowing capacity |  | 15,000 |  |
Taxes Payable | $ 0 |  |  |
Bear Valley Electric Service, Inc. | Electric Service Utility Operations |  |  |  |
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |
Electric |  | 11,539 |  |
Operating expenses |  | 8,091 |  |
Operating income |  | 3,448 |  |
Net income |  | 2,523 |  |
Net cash provided from operating activities |  | 2,803 |  |
Net cash used in investing activities |  | (4,782) |  |
Net cash provided from financing activities (1) |  | 1,795 |  |
Net change in cash and cash equivalents |  | (184) |  |
Cash and cash equivalents, beginning of period |  | 367 |  |
Cash and cash equivalents, end of period |  | 183 |  |
Golden State Water Company |  |  |  |
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |
Electric |  | 0 | 10,968 |
Net income |  | 12,231 | 11,202 |
Net cash provided from operating activities |  | 22,799 | 17,943 |
Net cash used in investing activities |  | (43,715) | (31,892) |
Net cash provided from financing activities (1) |  | $ (12,210) | 13,979 |
Golden State Water Company | Electric Service Utility Operations |  |  |  |
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |
Electric |  |  | 10,968 |
Operating expenses |  |  | 7,482 |
Operating income |  |  | 3,486 |
Net income |  |  | $ 2,346 |

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