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v3.3.1.900

Regulatory Matters (Details) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Regulatory matters: |  |
Regulatory Asset Not Accruing Carrying Costs | $ 48,900 |
Pension Costs and Other Postretirement Benefit Costs [Member] |  |
Regulatory matters: |  |
Regulatory Asset Not Accruing Carrying Costs | 19,800 |
GSWC |  |
Regulatory matters: |  |
Total | 132,696 | $ 125,704
GSWC | Various refunds to customers |  |
Regulatory matters: |  |
Total | (4,766) | (1,800)
GSWC | WRAM, net of MCBA |  |
Regulatory matters: |  |
Total | 45,171 | 9,369
GSWC | Base revenue requirement adjustment mechanism |  |
Regulatory matters: |  |
Total | 3,714 | 7,761
GSWC | Costs deferred for future recovery on Aerojet case |  |
Regulatory matters: |  |
Total | 12,699 | 13,629
GSWC | Pension Costs and Other Postretirement Benefit Costs [Member] |  |
Regulatory matters: |  |
Total | 21,996 | 43,426
GSWC | Gain (Loss) on Derivative Instruments [Member] |  |
Regulatory matters: |  |
Total | 7,053 | 3,339
GSWC | Flow-through taxes, net |  |
Regulatory matters: |  |
Total | 16,176 | 17,612
GSWC | Low income rate assistance balancing accounts |  |
Regulatory matters: |  |
Total | 8,699 | 9,109
GSWC | Other regulatory assets, net |  |
Regulatory matters: |  |
Total | $ 21,954 | $ 23,259

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- Definition Represents the regulatory asset not accruing carrying costs as of the balance sheet date. + References No definition available. + Details
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Namespace Prefix: | awr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
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Namespace Prefix: | awr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The net amount of all regulatory assets less all regulatory liabilities as of the end of the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6499975&loc=d3e44250-110382 + Details
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- Details
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- Details
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- Details
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- Details
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