Other Income (Expense), Net

9 Months Ended

Sep. 30, 2014

Other Income and Expenses [Abstract]

Other Income (Expense), Net

Other Income (Expense), Net

Other income (expense), net consisted of the following:

	Three Months Ended Sept. 30						Nine Months Ended Sept. 30
(Thousands of Dollars)	2014			2013			2014			2013
Interest income	$	1,139		$	1,304		$	6,324		$	7,615
Other nonoperating income	682			739			3,042			2,494
Insurance policy expense	(417		)	(2,386		)	(4,663		)	(5,932		)
Other nonoperating expense	—			(61		)	(16		)	(246		)
Other income (expense), net	$	1,404		$	(404	)	$	4,687		$	3,931