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Contingencies (Details) (GSWC, USD $) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013
Environmental Clean-Up and Remediation |
Contingencies |
Amount spent in clean-up and remediation activities | $ 3.5
Amount paid by the State of California Underground Storage Tank Fund for clean-up and remediation of plant facilities | 1.5
Accrued liability for the estimated additional cost to complete the clean-up at the site | $ 1.0
City of Claremont | Condemnation of Properties |
Contingencies |
Number of customers served through water systems | 11,000
Ojai FLOW | Condemnation of Properties |
Contingencies |
Number of customers served through water systems | 3,000

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