Consolidation and Nature of Operations (Tables)

9 Months Ended

Sep. 30, 2017

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of reclassifications of the prior year

The following tables show the impacts of the reclassifications of the prior year's (previously reported) amounts (dollars in thousands):

Statements of Cash Flows for the Nine Months Ended September 30, 2016	As previously reported			Reclassifications to conform to current year presentation			Amount reported after reclassification to conform to current year presentation
Cash Flows from Operating Activities
Stock compensation	$	—		$	27,588		$	27,588
Change in other long-term liabilities	(24,839		)	(27,588		)	(52,427		)
Short-term borrowing and payments - net	117,300			(34,000		)	83,300
Short-term borrowings under revolving credit facility	—			34,000			34,000

Summary of supplemental cash flow information

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

	Nine Months Ended   September 30,
	2017		2016
Cash paid during the period for:
Income taxes, net of refunds	$	2,185	$	2,562
Interest, net of amounts capitalized	147,149		146,691
Significant non-cash investing and financing activities:
Accrued capital expenditures	$	93,031	$	91,315