Consolidation and Nature of Operations (Tables)

3 Months Ended

Mar. 31, 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 Three Months Ended March 31, 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	$	—	$	16,687		$	16,687
Change in other long-term liabilities	4,536		(16,687		)	(12,151		)

Summary of supplemental cash flow information

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

	Three Months Ended   March 31,
	2017			2016
Cash paid (received) during the period for:
Income taxes, net of refunds	$	(2	)	$	2,502
Interest, net of amounts capitalized	54,280			56,139
Significant non-cash investing and financing activities:
Accrued capital expenditures	$	79,306		$	59,707