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Long-Term Debt and Liquidity Matters (Tables) | 6 Months Ended
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Jun. 30, 2022
Debt Disclosure [Abstract] |
Schedule of estimated fair value of long-term debt, including current maturities | The following table presents the estimated fair value of our long-term debt, including current maturities (dollars in thousands):
| As of June 30, 2022 |  | As of December 31, 2021
| Carrying Amount |  | Fair Value |  | Carrying Amount |  | Fair Value
Pinnacle West | $ | 947,547 |  |  | $ | 909,520 |  |  | $ | 797,042 |  |  | $ | 792,735 |
APS | 6,268,271 |  |  | 5,488,229 |  |  | 6,266,693 |  |  | 6,933,619 |
BCE | 25,477 |  |  | 25,802 |  |  | — |  |  | — |
Total | $ | 7,241,295 |  |  | $ | 6,423,551 |  |  | $ | 7,063,735 |  |  | $ | 7,726,354 |

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