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v3.19.1

Summary of Significant Accounting Policies: (Details) customer in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2019 USD ($) customer registrant | Mar. 31, 2018 USD ($) | Dec. 31, 2018 USD ($)
Summary of significant accounting policies |  |  |
Operating lease right-of-use assets | $ 6,276,000 |  | $ 0
Basis of Presentation: |  |  |
Number of registrants filing combined report | registrant | 2 |  |
Related Party Transactions |  |  |
Notes payable to bank | $ 151,500,000 |  | 95,500,000
Total lease obligations | 6,466,000 |  |
AWR | Syndicated Credit Facility |  |  |
Related Party Transactions |  |  |
Maximum borrowing capacity on line of credit | 200,000,000 |  |
GOLDEN STATE WATER COMPANY |  |  |
Summary of significant accounting policies |  |  |
Operating lease right-of-use assets | 5,367,000 |  | $ 0
Related Party Transactions |  |  |
Payments to affiliate for corporate office administrative and general costs | 1,100,000 | $ 1,000,000 |
GOLDEN STATE WATER COMPANY | Notes Payable 6.7 Percent Due 2019 [Member] |  |  |
Related Party Transactions |  |  |
Debt and Capital Lease Obligations | $ 40,000,000 |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.70% |  |
GOLDEN STATE WATER COMPANY | Water Service Utility Operations |  |  |
Nature of Operations: |  |  |
Number of customers | customer | 260 |  |
GOLDEN STATE WATER COMPANY | Electric Service Utility Operations |  |  |
Nature of Operations: |  |  |
Number of customers | customer | 24 |  |
ASUS | Contracted Services |  |  |
Nature of Operations: |  |  |
Period of fixed price contracts to operate and maintain water systems at various military bases | 50 years |  |
Sales | GOLDEN STATE WATER COMPANY | Water Service Utility Operations |  |  |
Nature of Operations: |  |  |
Concentration Risk, Percentage | 90.00% | 90.00% |
Sales | GOLDEN STATE WATER COMPANY | Electric Service Utility Operations |  |  |
Nature of Operations: |  |  |
Concentration Risk, Percentage | 85.00% | 85.00% |
Minimum [Member] | AWR | Syndicated Credit Facility |  |  |
Related Party Transactions |  |  |
Line of Credit Facility, Current Borrowing Capacity | $ 150,000,000 |  |

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