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Palo Verde Sale Leaseback Variable Interest Entities - Narrative (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2024
USD ($)
Jun. 30, 2023
USD ($)
Jun. 30, 2024
USD ($)
lease
Jun. 30, 2023
USD ($)
Dec. 31, 1986
numberOfTrust
Palo Verde Sale Leaseback Variable Interest Entities          
Less: Net income attributable to noncontrolling interests (Note 6) $ 4,306 $ 4,306 $ 8,612 $ 8,612  
APS          
Palo Verde Sale Leaseback Variable Interest Entities          
Less: Net income attributable to noncontrolling interests (Note 6) 4,306 4,306 8,612 8,612  
Palo Verde VIE | APS          
Palo Verde Sale Leaseback Variable Interest Entities          
Number of VIE lessor trusts | numberOfTrust         3
Less: Net income attributable to noncontrolling interests (Note 6) $ 4,000 $ 4,000 9,000 $ 9,000  
Initial loss exposure to the VIE's noncontrolling equity participants during lease extension period     334,000    
Palo Verde VIE | APS | Maximum          
Palo Verde Sale Leaseback Variable Interest Entities          
Maximum loss exposure to the VIE's noncontrolling equity participants during lease extension period (up to)     $ 501,000    
Palo Verde VIE | APS | Period Through 2033          
Palo Verde Sale Leaseback Variable Interest Entities          
Number of leases under which assets are retained | lease     3    
Annual lease payments     $ 21,000    
Palo Verde VIE | APS | Period Through 2033 | Maximum          
Palo Verde Sale Leaseback Variable Interest Entities          
Lease period (up to)     2 years