Long-Term Debt and Liquidity Matters (Tables)

9 Months Ended

Sep. 30, 2023

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 September 30, 2023				As of December 31, 2022
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Pinnacle West	$	1,123,521	$	1,087,405	$	947,892	$	905,525
APS	7,290,851		5,969,892		6,793,529		5,629,491
BCE	—		—		50,550		50,685
Total	$	8,414,372	$	7,057,297	$	7,791,971	$	6,585,701