Consolidation and Nature of Operations (Tables)

3 Months Ended

Mar. 31, 2016

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):

	Three Months Ended   March 31,
	2016		2015
Cash paid during the period for:
Income taxes, net of refunds	$	2,502	$	1,832
Interest, net of amounts capitalized	56,139		53,555
Significant non-cash investing and financing activities:
Accrued capital expenditures	$	59,707	$	56,165