v3.25.1
Debt and Liquidity Matters (Tables)
3 Months Ended
Mar. 31, 2025
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 March 31, 2025As of December 31, 2024
 Carrying
Amount
Fair ValueCarrying
Amount
Fair Value
Pinnacle West$1,368,746 $1,437,105 $1,367,770 $1,393,744 
APS7,491,990 6,596,763 7,490,878 6,525,248 
Total$8,860,736 $8,033,868 $8,858,648 $7,918,992