Income Taxes - Schedule of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax [Line Items]
Tax positions, that if recognized, would decrease our effective tax rate	$ 27,899	$ 28,762	$ 28,246
Unrecognized tax benefit interest expense/(benefit) recognized	2,743	452	(139)
Unrecognized tax benefit interest accrued	4,376	1,633	1,181
Arizona Public Service Company
Income Tax [Line Items]
Tax positions, that if recognized, would decrease our effective tax rate	27,899	28,762	28,246
Unrecognized tax benefit interest expense/(benefit) recognized	2,743	452	(139)
Unrecognized tax benefit interest accrued	$ 4,376	$ 1,633	$ 1,181