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v3.23.2

Summary of Significant Accounting Policies: (Details) |  | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 28, 2023 USD ($) | Jun. 30, 2023 USD ($) state | Mar. 31, 2023 USD ($) shares | Jun. 30, 2022 USD ($) | Jun. 30, 2023 USD ($) customer state registrant shares | Jun. 30, 2022 USD ($) shares | Jan. 13, 2023 USD ($) | Dec. 31, 2022 USD ($)
Summary of significant accounting policies |  |  |  |  |  |  |  |
Number of customers | customer |  |  |  |  | 1,000,000 |  |  |
Number of states in which entity operates | state |  | 9 |  |  | 9 |  |  |
Number of registrants filing combined report | registrant |  |  |  |  | 2 |  |  |
Issuances of Common Shares under stock-based compensation plans | shares |  |  |  |  | 14,358 | 19,742 |  |
Debt instrument term |  |  |  |  | 5 years |  |  |
Incremental expansion of borrowing capacity |  | $ 75,000,000 |  |  | $ 75,000,000 |  |  |
Notes payable to banks |  | 243,000,000 |  |  | 243,000,000 |  |  | $ 22,000,000
Syndicated Revolving Credit Facility member [Member] |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Line of credit arrangements |  | 530,000 |  |  | 530,000 |  |  |
Repayments of Lines of Credit | $ 280,000,000 |  |  |  |  |  |  |
Letter of Credit |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Maximum borrowing capacity on line of credit |  | 10,000,000 |  |  | 10,000,000 |  |  |
Syndicated Revolving Credit Facility member [Member] |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Notes payable to banks |  | 135,000,000 |  |  | $ 135,000,000 |  |  |
ASUS |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Period of fixed price contracts to operate and maintain water systems at various military bases |  |  |  |  | 50 years |  |  |
Payments to affiliate for corporate office administrative and general costs |  | 1,200,000 |  | $ 1,100,000 | $ 2,700,000 | $ 2,700,000 |  |
BVES |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Payments to affiliate for corporate office administrative and general costs |  | 745,000 |  | $ 592,000 | 2,100,000 | $ 1,400,000 |  |
Current borrowing capacity |  | 35,000,000 |  |  | 35,000,000 |  |  |
Incremental expansion of borrowing capacity |  | 25,000,000 |  |  | 25,000,000 |  |  |
Maximum borrowing capacity on line of credit |  | 50,000,000 |  |  | 50,000,000 |  |  |
BVES | Syndicated Revolving Credit Facility member [Member] |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Notes payable to banks |  | 30,000,000 |  |  | $ 30,000,000 |  |  |
BVES | Electric: |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Number of customers | customer |  |  |  |  | 24,700 |  |  |
GSWC |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Issuances of Common Shares under stock-based compensation plans | shares |  |  | 1 |  |  |  |  |
Issuance of common share to parent |  |  | $ 10,000,000 |  |  |  |  |
Intercompany borrowings payment term |  |  |  |  | 24 months |  |  |
Incremental expansion of borrowing capacity |  | 75,000,000 |  |  | $ 75,000,000 |  |  |
Notes payable to banks |  | 0 |  |  | 0 |  |  | $ 129,000,000
GSWC | Syndicated Revolving Credit Facility member [Member] |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Line of credit arrangements |  | 702,000 |  |  | 702,000 |  |  |
GSWC | Letter of Credit |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Maximum borrowing capacity on line of credit |  | 20,000,000 |  |  | 20,000,000 |  |  |
GSWC | Syndicated Revolving Credit Facility member [Member] |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Notes payable to banks |  | 78,000,000 |  |  | $ 78,000,000 |  |  |
GSWC | Unsecured Private Placement Notes |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Face amount of debt |  |  |  |  |  |  | $ 130,000,000 |
GSWC | Water: |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Number of customers | customer |  |  |  |  | 263,600 |  |  |
Maximum | Syndicated Revolving Credit Facility member [Member] |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Current borrowing capacity |  | $ 150,000,000 |  |  | $ 150,000,000 |  |  |
Ratio of Indebtedness to Net Capital |  | 0.65 |  |  | 0.65 |  |  |
Maximum | GSWC | Syndicated Revolving Credit Facility member [Member] |  |  |  |  |  |  |  |
Summary of significant accounting policies |  |  |  |  |  |  |  |
Current borrowing capacity |  | $ 200,000,000 |  |  | $ 200,000,000 |  |  |
Ratio of Indebtedness to Net Capital |  | 0.65 |  |  | 0.65 |  |  |

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