Consolidation and Nature of Operations (Tables)

6 Months Ended

Jun. 30, 2015

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of supplemental cash flow information

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

	Six Months Ended   June 30,
	2015		2014
Cash paid (received) during the period for:
Income taxes, net of refunds	$	1,834	$	(131,154	)
Interest, net of amounts capitalized	84,008		90,707
Significant non-cash investing and financing activities:
Accrued capital expenditures	$	38,985	$	19,668
Dividends accrued but not yet paid	65,933		62,656