Consolidation and Nature of Operations (Tables)

6 Months Ended

Jun. 30, 2025

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Supplemental Cash Flow Information

The following table summarizes supplemental Pinnacle West cash flow information (dollars in thousands):

	Six Months Ended June 30,
	2025		2024
Cash paid during the period for:
Income taxes, net of refunds	$	7,743	$	25,019
Interest, net of amounts capitalized	189,041		177,323
Significant non-cash investing and financing activities:
Accrued capital expenditures	312,762		214,182
Dividends accrued but not yet paid	106,869		99,936
BCE Sale non-cash consideration (Note 18)	—		36,510

The following table summarizes supplemental APS cash flow information (dollars in thousands):

	Six Months Ended June 30,
	2025		2024
Cash paid during the period for:
Income taxes, net of refunds	$	10,369	$	9,729
Interest, net of amounts capitalized	158,073		152,535
Significant non-cash investing and financing activities:
Accrued capital expenditures	312,762		214,182
Dividends accrued but not yet paid	106,900		100,000