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v3.5.0.2

Fair Value of Financial Instruments (Details-3) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2016 | Dec. 31, 2015
Basis adjustment: |  |
Basis adjustment - on peak | 94.90% | 96.90%
Basis adjustment - off peak | 94.70% | 95.10%
US Treasury Bill Securities [Member] |  |
Deferred compensation plan [Abstract] |  |
Investment interest calculation, investment maturity period (26 weeks) | 182 days |
Investment interest calculation, monthly compounding rate | 1.00% |
Investment interest calculation, minimum annual rate compounded monthly | 7.00% |
Minimum [Member] |  |
Counterparty fuel mix: |  |
Internal generation | 55.00% | 60.00%
Purchased power | 45.00% | 40.00%
Maximum [Member] |  |
Counterparty fuel mix: |  |
Internal generation | 75.00% | 75.00%
Purchased power | 25.00% | 25.00%

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- Definition Investment maturity period used in deferred compensation interest calculation. + References No definition available. + Details
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- Definition Minimum annual rate compounded monthly used in deferred compensation interest calculation. + References No definition available. + Details
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- Definition Percentage increase compounded monthly used in deferred compensation interest calculation. + References No definition available. + Details
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- Definition Estimate of counterparty's internal generation as a portion of their fuel mix, used as an input to measure fair value. + References No definition available. + Details
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- Definition Estimate of counterparty's purchased power as a portion of their fuel mix, used as an input to measure fair value. + References No definition available. + Details
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- Definition Basis adjustment between delivery points for off peak electric future prices. Used as an input to measure fair value. + References No definition available. + Details
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- Definition Basis adjustment between delivery points for on peak electric future prices. Used as an input to measure fair value. + References No definition available. + Details
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- References No definition available. + Details
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- Details
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- Details
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