Consolidation and Nature of Operations (Tables)

6 Months Ended

Jun. 30, 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):

	Six Months Ended   June 30,
	2016		2015
Cash paid during the period for:
Income taxes, net of refunds	$	2,503	$	1,834
Interest, net of amounts capitalized	89,109		84,008
Significant non-cash investing and financing activities:
Accrued capital expenditures	$	55,286	$	38,985
Dividends accrued but not yet paid	69,484		65,933