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Business Segments: (Details 2) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Details of reportable segment
Total utility plant	$ 1,570,633	$ 1,456,398	$ 1,570,633	$ 1,456,398	$ 1,512,043
Other assets	271,725	241,570	271,725	241,570
Total Assets	1,842,358	1,697,968	1,842,358	1,697,968	1,791,603
GOLDEN STATE WATER COMPANY
Details of reportable segment
Depreciation on transportation equipment		$ 83
Total utility plant	1,450,519		1,450,519		1,400,489
Total Assets	1,593,113		1,593,113		$ 1,560,782
Golden State Water Company and Bear Valley Electric Service Inc.
Details of reportable segment
Depreciation on transportation equipment	$ 94		$ 189	$ 165

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets except utility plant that are recognized.

+ References

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The amount of expense recognized in the current period that reflects the allocation of the cost of transportation equipment over the assets' useful lives.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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