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	21,262		16,956		4,306	28,505			24,199		4,306
Other comprehensive income (loss)	1,153			1,153		820				820
Other						(2)			(2)
Ending balance (in shares) at Mar. 31, 2022		113,047,699					71,264,947
Ending 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
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	1,009		(3,297)		4,306	14,966			10,660		4,306
Other comprehensive income (loss)	(101)			(101)		457				457
Other	$ 2		2			1			1
Ending balance (in shares) at Mar. 31, 2023	113,359,467	113,359,467					71,264,947
Ending 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