v3.20.1

Derivative Instruments (Details 5) (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Reclassification adjustment for loss on cash flow hedges realized in net income (loss) |  | $ (6) | $ 2
Interest rate hedging instruments |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax | [1] | (104) | (25)
Reclassification adjustment for loss on cash flow hedges realized in net income (loss) | [1],[2],[3] | $ (6) | $ 2
[1] | We recorded an income tax benefit of $3 million and nil for the three months ended March 31, 2020 and 2019, respectively, in AOCI related to our cash flow hedging activities.
[2] | Cumulative cash flow hedge losses attributable to Calpine, net of tax, remaining in AOCI were $176 million and $72 million at March 31, 2020 and December 31, 2019, respectively. Cumulative cash flow hedge losses attributable to the noncontrolling interest, net of tax, remaining in AOCI were nil and $3 million at March 31, 2020 and December 31, 2019, respectively.
[3] | Includes losses of nil and $1 million that were reclassified from AOCI to interest expense for the three months ended March 31, 2020 and 2019, respectively, where the hedged transactions became probable of not occurring.

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