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v3.21.1

Regulatory Matters: (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Regulatory matters: |  |  |
Regulatory asset not accruing carrying costs | $ (22,900) |  |
Regulatory assets | (18,263) |  | $ (16,539)
Pension and other post-retirement obligations |  |  |
Regulatory matters: |  |  |
Regulatory asset not accruing carrying costs | (65,400) |  |
Deferred Income Tax Charge |  |  |
Regulatory matters: |  |  |
Regulatory asset not accruing carrying costs | (78,000) |  |
Flow-through taxes, net |  |  |
Regulatory matters: |  |  |
Regulatory asset not accruing carrying costs | (9,700) |  |
Water Revenue Adjustment Mechanism and Modified Cost Balancing Account |  |  |
Regulatory matters: |  |  |
Increase (Decrease) in Other Regulatory Assets | 4,700 |  |
Derivative unrealized (gain) loss |  |  |
Regulatory matters: |  |  |
Regulatory asset not accruing carrying costs | (1,200) |  |
Bear Valley Electric Service, Inc. |  |  |
Regulatory matters: |  |  |
Regulatory asset CEMA - Storm | 455 |  |
Bear Valley Electric Service, Inc. | Other Regulatory Assets Net [Member] |  |  |
Regulatory matters: |  |  |
Regulatory assets | (3,257) |  | (2,629)
Bear Valley Electric Service, Inc. | Derivative unrealized (gain) loss |  |  |
Regulatory matters: |  |  |
Regulatory assets | 1,224 |  | (1,537)
Golden State Water Company |  |  |
Regulatory matters: |  |  |
Regulatory assets | (16,230) |  | (12,373)
Golden State Water Company | Revenue Subject to Refund [Member] |  |  |
Regulatory matters: |  |  |
Regulatory assets | 4,527 |  | 4,577
Golden State Water Company | Costs deferred for future recovery on Aerojet case |  |  |
Regulatory matters: |  |  |
Regulatory assets | (6,544) |  | (6,751)
Golden State Water Company | Pension and other post-retirement obligations |  |  |
Regulatory matters: |  |  |
Regulatory assets | (64,693) |  | (65,576)
Golden State Water Company | Catastrophic Event Memo Account (CEMA) [Member] |  |  |
Regulatory matters: |  |  |
Regulatory assets | (5,140) |  | (4,119)
Golden State Water Company | Deferred Income Tax Charge |  |  |
Regulatory matters: |  |  |
Regulatory assets | 73,926 |  | 74,185
Golden State Water Company | Flow-through taxes, net |  |  |
Regulatory matters: |  |  |
Regulatory assets | 9,013 |  | 9,722
Golden State Water Company | Other Regulatory Assets Net [Member] |  |  |
Regulatory matters: |  |  |
Regulatory assets | (10,739) |  | (10,670)
Golden State Water Company | Water Revenue Adjustment Mechanism and Modified Cost Balancing Account |  |  |
Regulatory matters: |  |  |
Amount billed to customers as surcharges | 1,900 | $ 2,200 |
Regulatory assets | (16,580) |  | $ (13,741)
Golden State Water Company | Water Revenue Adjustment Mechanism [Member] |  |  |
Regulatory matters: |  |  |
Regulatory assets | (1,400) |  |
Golden State Water Company and Bear Valley Electric Service Inc. |  |  |
Regulatory matters: |  |  |
Regulatory asset-CEMA | $ 5,700 |  |
Maximum [Member] | Golden State Water Company | Water Revenue Adjustment Mechanism and Modified Cost Balancing Account |  |  |
Regulatory matters: |  |  |
Regulatory Asset Recovery Periods | 24 months |  |
Minimum [Member] | Golden State Water Company | Water Revenue Adjustment Mechanism and Modified Cost Balancing Account |  |  |
Regulatory matters: |  |  |
Regulatory Asset Recovery Periods | 12 months |  |

X
- Definition Represents amount billed to customers as surcharges. + References No definition available. + Details
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- Definition Regulatory asset-Catastrophic Event Memo Account (CEMA) + References No definition available. + Details
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- Definition The increase (decrease) during the reporting period in the value of other assets that are created when regulatory agencies permits public utilities to defer costs to the balance sheet. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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