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Regulatory Matters (Tables) | 12 Months Ended
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Dec. 31, 2014
Regulated Operations [Abstract] |
Schedule of regulatory assets, less regulatory liabilities in the consolidated balance sheets for continuing operations | Regulatory assets, less regulatory liabilities, included in the consolidated balance sheets are as follows:
|  | December 31,
(dollars in thousands) |  | 2014 |  | 2013
GSWC |  |  |  |  |  |
Water Revenue Adjustment Mechanism, net of Modified Cost Balancing Account |  | $ | 9,369 |  |  | $ | 16,345 |
Base Revenue Requirement Adjustment Mechanism |  | 7,761 |  |  | 8,725 |
Costs deferred for future recovery on Aerojet case |  | 13,629 |  |  | 14,763 |
Pensions and other post-retirement obligations (Note 11) |  | 43,426 |  |  | 20,241 |
Derivative unrealized loss (Note 4) |  | 3,339 |  |  | — |
Flow-through taxes, net (Note 10) |  | 17,612 |  |  | 16,189 |
Low income rate assistance balancing accounts |  | 9,109 |  |  | 9,979 |
General rate case memorandum accounts |  | 4,731 |  |  | 15,645 |
Other regulatory assets |  | 17,487 |  |  | 25,086 |
Various refunds to customers |  | (759 | ) |  | (4,292 | )
Total |  | $ | 125,704 |  |  | $ | 122,681 |

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- Definition Tabular disclosure of regulatory assets, less regulatory liabilities, included in consolidated balance sheets for continuing operations. + References No definition available. + Details
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