CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (APSC) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
NET INCOME (LOSS)	$ (481)	$ (9,674)
Derivative instruments:
Net unrealized gain (loss), net of tax benefit (expense) of $16,554 and $(390)	(25,352)	598
Reclassification of net realized loss, net of tax benefit of $5,728 and $5,865	8,772	8,982
Pension and other postretirement benefits activity, net of tax expense $536 and $509	966	866
Total other comprehensive income (loss)	(15,614)	10,446
COMPREHENSIVE INCOME (LOSS)	(16,095)	772
Less: Comprehensive income attributable to noncontrolling interests	7,776	5,461
COMPREHENSIVE LOSS ATTRIBUTABLE TO COMMON SHAREHOLDERS	(23,871)	(4,689)
ARIZONA PUBLIC SERVICE COMPANY
NET INCOME (LOSS)	3,662	(6,611)
Derivative instruments:
Net unrealized gain (loss), net of tax benefit (expense) of $16,554 and $(390)	(25,348)	598
Reclassification of net realized loss, net of tax benefit of $5,728 and $5,865	8,772	8,981
Pension and other postretirement benefits activity, net of tax expense $536 and $509	821	779
Total other comprehensive income (loss)	(15,755)	10,358
COMPREHENSIVE INCOME (LOSS)	(12,093)	3,747
Less: Comprehensive income attributable to noncontrolling interests	7,767	5,470
COMPREHENSIVE LOSS ATTRIBUTABLE TO COMMON SHAREHOLDERS	$ (19,860)	$ (1,723)