XML 33 R17.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Fair Value of Financial Instruments: (Tables) (GSWC) | 3 Months Ended
--- | ---
Mar. 31, 2014
GSWC |
Fair value of financial instruments |
Schedule of estimates of the fair value of long-term debt | The table below estimates the fair value of long-term debt held by GSWC. The fair values as of March 31, 2014 and December 31, 2013 have been determined using rates for similar financial instruments of the same duration utilizing level 2 methods and assumptions. The interest rates used for the March 31, 2014 valuation increased as compared to December 31, 2013, decreasing the fair value of long-term debt as of March 31, 2014. Changes in the assumptions will produce differing results.
|  | March 31, 2014 |  | December 31, 2013
(dollars in thousands) |  | Carrying Amount |  | Fair Value |  | Carrying Amount |  | Fair Value
Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt—GSWC |  | $ | 332,301 |  |  | $ | 415,895 |  |  | $ | 332,377 |  |  | $ | 412,590 |

X
- Details
Name: | us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information pertaining to carrying amount and estimated fair value of short-term and long-term debt instruments or arrangements, including but not limited to, identification of terms, features, and collateral requirements. + References No definition available. + Details
Name: | us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration