Other Income and Other Expense

9 Months Ended

Sep. 30, 2018

Component of Other Income and Other Expense Nonoperating [Line Items]

Other Income and Other Expense

Other Income and Other Expense

The following table provides detail of Pinnacle West's Consolidated other income and other expense for the three and nine months ended September 30, 2018 and 2017 (dollars in thousands):

	Three Months Ended   September 30,						Nine Months Ended   September 30,
	2018			2017			2018			2017
Other income:
Interest income	$	1,957		$	917		$	6,256		$	1,782
Debt return on Four Corners SCR deferral (Note 4)	4,910			—			11,190			—
Miscellaneous	91			174			95			273
Total other income	$	6,958		$	1,091		$	17,541		$	2,055
Other expense:
Non-operating costs	$	(2,480	)	$	(1,978	)	$	(7,404	)	$	(7,338	)
Investment losses — net	—			(231		)	(268		)	(759		)
Miscellaneous	(2,583		)	(2,784		)	(4,391		)	(4,398		)
Total other expense	$	(5,063	)	$	(4,993	)	$	(12,063	)	$	(12,495	)

APS

Component of Other Income and Other Expense Nonoperating [Line Items]

Other Income and Other Expense

The following table provides detail of APS’s other income and other expense for the three and nine months ended September 30, 2018 and 2017 (dollars in thousands):

	Three Months Ended   September 30,						Nine Months Ended   September 30,
	2018			2017			2018			2017
Other income:
Interest income	$	1,151		$	683		$	4,874		$	1,278
Debt return on Four Corners SCR deferral (Note 4)	4,910			—			11,190			—
Miscellaneous	92			55			96			154
Total other income	$	6,153		$	738		$	16,160		$	1,432
Other expense:
Non-operating costs	$	(2,334	)	$	(1,734	)	$	(6,931	)	$	(6,625	)
Miscellaneous	(1,027		)	(444		)	(2,748		)	(1,983		)
Total other expense	$	(3,361	)	$	(2,178	)	$	(9,679	)	$	(8,608	)