Consolidation and Nature of Operations (Tables)

6 Months Ended

Jun. 30, 2013

Consolidation and Nature of Operations

Impact of the reclassifications to prior year (previously reported) amounts of the deferred investment tax credit which has become more material

The following tables show the impact of the reclassifications to prior year (previously reported) amounts of the deferred investment tax credit which has become more material this quarter (dollars in thousands):

Balance Sheets - December 31, 2012	As previously reported		Reclassifications			Amount reported after reclassifications
Deferred investment tax credit	$	—	$	99,819		$	99,819
Deferred credits — other	283,654		(99,819		)	183,835

Statement of Cash Flows for the Six Months Ended June 30, 2012	As previously reported		Reclassifications			Amount reported after reclassifications
Cash Flows from Operating Activities
Deferred income taxes	$	66,142	$	(5,033	)	$	61,109
Deferred investment tax credit	—		5,033			5,033

Summary of supplemental cash flow information

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

	Six Months Ended June 30,
	2013			2012
Cash paid during the period for:
Income taxes, net of (refunds)	$	(9	)	$	(649	)
Interest, net of amounts capitalized	91,346			94,680
Significant non-cash investing and financing activities:
Accrued capital expenditures	$	8,904		$	14,745
Dividends accrued but not paid	59,946			57,479