Palo Verde Sale Leaseback Variable Interest Entities - Schedule of VIEs (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Palo Verde Sale Leaseback Variable Interest Entities
Palo Verde sale leaseback property plant and equipment, net of accumulated depreciation	$ 17,408,173	$ 16,854,354
Amounts relating to the VIEs included in Condensed Consolidated Balance Sheets
Equity — Noncontrolling interests	109,213	111,229
APS
Palo Verde Sale Leaseback Variable Interest Entities
Palo Verde sale leaseback property plant and equipment, net of accumulated depreciation	17,335,778	16,800,254
Amounts relating to the VIEs included in Condensed Consolidated Balance Sheets
Equity — Noncontrolling interests	109,213	111,229
Palo Verde VIE | APS
Palo Verde Sale Leaseback Variable Interest Entities
Palo Verde sale leaseback property plant and equipment, net of accumulated depreciation	88,361	90,296
Amounts relating to the VIEs included in Condensed Consolidated Balance Sheets
Equity — Noncontrolling interests	$ 109,213	$ 111,229