ARIZONA PUBLIC SERVICE COMPANY - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Common Stock	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests	APS	APS Common Stock	APS Additional Paid-In Capital	APS Retained Earnings	APS Accumulated Other Comprehensive Income (Loss)	APS Noncontrolling Interests
Beginning balance (in shares) at Dec. 31, 2021		113,014,528					71,264,947
Beginning 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	189,880		181,268		8,612	202,781			194,169		8,612
Other comprehensive income (loss)	47			47		(1,341)				(1,341)
Dividends on common stock	(192,213)		(192,213)			(192,000)			(192,000)
Capital activities by noncontrolling activities	(10,628)				(10,628)	(10,628)					(10,628)
Other	(2)		(2)			(1)			(1)
Ending balance (in shares) at Jun. 30, 2022		113,078,049					71,264,947
Ending balance at Jun. 30, 2022	6,021,523	$ 2,712,297	3,253,772	(54,814)	113,244	6,899,284	$ 178,162	3,171,696	3,472,403	(36,221)	113,244
Beginning balance (in shares) at Mar. 31, 2022		113,047,699					71,264,947
Beginning balance at Mar. 31, 2022	6,050,136	$ 2,706,325	3,281,601	(53,708)	119,566	6,929,796	$ 178,162	3,171,696	3,494,432	(34,060)	119,566
Increase (Decrease) in Shareholders' Equity
Net income	168,618		164,312		4,306	174,275			169,969		4,306
Other comprehensive income (loss)	(1,106)			(1,106)		(2,161)				(2,161)
Dividends on common stock	(192,139)		(192,139)			(192,000)			(192,000)
Capital activities by noncontrolling activities	(10,628)				(10,628)	(10,628)					(10,628)
Other	(3)		(2)			2			2
Ending balance (in shares) at Jun. 30, 2022		113,078,049					71,264,947
Ending balance at Jun. 30, 2022	$ 6,021,523	$ 2,712,297	3,253,772	(54,814)	113,244	6,899,284	$ 178,162	3,171,696	3,472,403	(36,221)	113,244
Beginning balance (in shares) at Dec. 31, 2022	113,247,189	113,247,189					71,264,947
Beginning 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
Increase (Decrease) in Shareholders' Equity
Equity infusion from Pinnacle West						150,000		150,000
Net income	111,978		103,366		8,612	138,212			129,600		8,612
Other comprehensive income (loss)	(156)			(156)		49				49
Dividends on common stock	(195,981)		(195,981)			(196,000)			(196,000)
Capital activities by noncontrolling activities	(10,628)				(10,628)	(10,628)					(10,628)
Other	$ (2)		(1)			(2)			(2)
Ending balance (in shares) at Jun. 30, 2023	113,386,894	113,386,894					71,264,947
Ending balance at Jun. 30, 2023	$ 6,076,137	$ 2,736,112	3,267,731	(31,591)	109,213	7,134,586	$ 178,162	3,321,696	3,541,062	(15,547)	109,213
Beginning balance (in shares) at Mar. 31, 2023		113,359,467					71,264,947
Beginning balance at Mar. 31, 2023	6,164,451	$ 2,730,851	3,357,052	(31,536)	115,535	7,218,379	$ 178,162	3,321,696	3,618,125	(15,139)	115,535
Increase (Decrease) in Shareholders' Equity
Net income	110,969		106,663		4,306	123,243			118,937		4,306
Other comprehensive income (loss)	(55)			(55)		(408)				(408)
Dividends on common stock	(195,981)		(195,981)			(196,000)			(196,000)
Capital activities by noncontrolling activities	(10,628)				(10,628)	(10,628)					(10,628)
Other	$ (3)		(3)
Ending balance (in shares) at Jun. 30, 2023	113,386,894	113,386,894					71,264,947
Ending balance at Jun. 30, 2023	$ 6,076,137	$ 2,736,112	$ 3,267,731	$ (31,591)	$ 109,213	$ 7,134,586	$ 178,162	$ 3,321,696	$ 3,541,062	$ (15,547)	$ 109,213