APS - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Common Stock	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests	Arizona Public Service Company	Arizona Public Service Company Common Stock	Arizona Public Service Company Additional Paid-In Capital	Arizona Public Service Company Retained Earnings	Arizona Public Service Company Accumulated Other Comprehensive Income (Loss)	Arizona Public Service Company Noncontrolling Interests
Beginning balance (in shares) at Dec. 31, 2019		112,540,126					71,264,947
Beginning balance at Dec. 31, 2019	$ 5,553,188	$ 2,659,561	$ 2,837,610	$ (57,096)	$ 122,540	$ 5,998,803	$ 178,162	$ 2,721,696	$ 3,011,927	$ (35,522)	$ 122,540
Increase (Decrease) in Shareholders' Equity
Equity infusion from Pinnacle West						150,000		150,000
Net income	570,052		550,559		19,493	587,521			568,028		19,493
Other comprehensive income (loss)	(5,700)			(5,700)		(5,396)				(5,396)
Dividends, Common Stock, Net	363,063		363,063			363,000			363,000
Capital activities by noncontrolling interests	(22,743)				(22,743)	(22,743)					(22,743)
Ending balance (in shares) at Dec. 31, 2020		112,760,051					71,264,947
Ending balance at Dec. 31, 2020	5,752,793	$ 2,677,482	3,025,106	(62,796)	119,290	6,345,185	$ 178,162	2,871,696	3,216,955	(40,918)	119,290
Increase (Decrease) in Shareholders' Equity
Equity infusion from Pinnacle West						150,000		150,000
Net income	635,944		618,720		17,224	649,503			632,279		17,224
Other comprehensive income (loss)	7,935			7,935		6,038				6,038
Dividends, Common Stock, Net	379,108		379,108			379,000			379,000
Capital activities by noncontrolling interests	(21,255)				(21,255)	(21,255)					(21,255)
Other	$ 2		1		1	2			1		1
Ending balance (in shares) at Dec. 31, 2021	113,014,528	113,014,528					71,264,947
Ending balance at Dec. 31, 2021	$ 6,021,460	$ 2,702,743	3,264,719	(54,861)	115,260	6,750,473	$ 178,162	3,021,696	3,470,235	(34,880)	115,260
Increase (Decrease) in Shareholders' Equity
Equity infusion from Pinnacle West						150,000		150,000
Net income	500,826		483,602		17,224	542,153			524,929		17,224
Other comprehensive income (loss)	23,426			23,426		19,284				19,284
Dividends, Common Stock, Net	387,975		387,975			387,700			387,700
Capital activities by noncontrolling interests	(21,255)				(21,255)	(21,255)					(21,255)
Other	$ 2	$ 1	1
Ending balance (in shares) at Dec. 31, 2022	113,247,189	113,247,189					71,264,947
Ending balance at Dec. 31, 2022	$ 6,159,876	$ 2,724,740	$ 3,360,347	$ (31,435)	$ 111,229	$ 7,052,955	$ 178,162	$ 3,171,696	$ 3,607,464	$ (15,596)	$ 111,229