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Palo Verde Sale Leaseback Variable Interest Entities - Narrative (Details)
3 Months Ended
Mar. 31, 2023
USD ($)
lease
Mar. 31, 2022
USD ($)
Dec. 31, 1986
trust
Palo Verde Sale Leaseback Variable Interest Entities      
Net income attributable to noncontrolling interest $ 4,306,000 $ 4,306,000  
APS      
Palo Verde Sale Leaseback Variable Interest Entities      
Number of VIE lessor trusts | trust     3
Net income attributable to noncontrolling interest 4,306,000 $ 4,306,000  
Palo Verde VIE | APS      
Palo Verde Sale Leaseback Variable Interest Entities      
Initial loss exposure to the VIE's noncontrolling equity participants during lease extension period 324,000,000    
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) $ 501,000,000    
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 $ 21,000,000    
Palo Verde VIE | APS | Period Through 2033 | Maximum      
Palo Verde Sale Leaseback Variable Interest Entities      
Lease period (up to) 2 years