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Completion of Electric Utility Reorganization Plan (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Jul. 01, 2020 | Jun. 30, 2021 | Mar. 31, 2021 | Jun. 30, 2020 | Mar. 31, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Oct. 30, 2020
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |  |  |  |  |
Gain (loss) on asset transfer | $ 0 |  |  |  |  |  |  |
Electric |  | $ 8,108 |  | $ 7,679 |  | $ 19,647 | $ 18,647 |
Net income |  | 26,576 | $ 19,268 | 25,612 | $ 14,072 | 45,844 | 39,684 |
Net cash provided from operating activities |  |  |  |  |  | 41,144 | 46,263 |
Net cash used in investing activities |  |  |  |  |  | (76,083) | (62,483) |
Net cash provided from financing activities (1) |  |  |  |  |  | 3,561 | 21,382 |
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 |  | 26,000 |  |  |  | 26,000 |  |
Incremental expansion of borrowing capacity |  | 15,000 |  |  |  | 15,000 |  |
Taxes Payable | $ 0 |  |  |  |  |  |  |
Bear Valley Electric Service, Inc. | Electric Service Utility Operations |  |  |  |  |  |  |  |
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |  |  |  |  |
Electric |  | 8,108 |  |  |  | 19,647 | 18,647 |
Operating expenses |  | 6,313 |  |  |  | 14,404 | 13,647 |
Operating income |  | 1,795 |  | 1,513 |  | 5,243 |  |
Net income |  | 1,302 |  | 1,063 |  | 3,826 |  |
Net cash provided from operating activities |  |  |  |  |  | 5,236 |  |
Net cash used in investing activities |  |  |  |  |  | (11,198) |  |
Net cash provided from financing activities (1) |  |  |  |  |  | 5,815 |  |
Net change in cash and cash equivalents |  |  |  |  |  | (147) |  |
Cash and cash equivalents, beginning of period |  |  | 367 |  |  | 367 |  |
Cash and cash equivalents, end of period |  | 220 |  |  |  | 220 |  |
Golden State Water Company |  |  |  |  |  |  |  |
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |  |  |  |  |
Electric |  | 0 |  | 7,679 |  | 0 | 18,647 |
Net income |  | $ 20,960 | $ 12,231 | 20,919 | $ 11,202 | 33,191 | 32,121 |
Net cash provided from operating activities |  |  |  |  |  | 40,049 | 41,033 |
Net cash used in investing activities |  |  |  |  |  | (63,749) | (59,531) |
Net cash provided from financing activities (1) |  |  |  |  |  | $ (7,219) | 19,543 |
Golden State Water Company | Electric Service Utility Operations |  |  |  |  |  |  |  |
Completion of Electric Utility Reorganization Plan[Line Items] |  |  |  |  |  |  |  |
Electric |  |  |  | 7,679 |  |  |  |
Operating expenses |  |  |  | $ 6,166 |  |  |  |
Operating income |  |  |  |  |  |  | 5,000 |
Net income |  |  |  |  |  |  | $ 3,409 |

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