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Derivatives and Risk Management Activities - Interest Rate Risk Hedging (Details) - Cash flow hedge $ in Millions | 3 Months Ended
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Mar. 31, 2020 USD ($) contract
8 forward starting interest rate swaps (30-year), 3.06% |
Interest Rate Risk Hedging |
Number of interest rate derivatives | contract | 8
Term of derivative contract | 30 years
Notional amount of derivatives | $ | $ 200
Average rate locked (percent) | 3.06%
8 forward starting interest rate swaps (30-year), 1.38% |
Interest Rate Risk Hedging |
Number of interest rate derivatives | contract | 8
Term of derivative contract | 30 years
Notional amount of derivatives | $ | $ 200
Average rate locked (percent) | 1.38%
8 forward starting interest rate swaps (30-year), 0.73% |
Interest Rate Risk Hedging |
Number of interest rate derivatives | contract | 8
Term of derivative contract | 30 years
Notional amount of derivatives | $ | $ 200
Average rate locked (percent) | 0.73%

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