Other Income, Net (Tables)

9 Months Ended

Sep. 30, 2014

Other Income and Expenses [Abstract]

Other Income, Net

Other income, net consisted of the following:

	Three Months Ended Sept. 30					Nine Months Ended Sept. 30
(Thousands of Dollars)	2014		2013			2014			2013
Interest income	$	729	$	713		$	1,375		$	2,470
Other nonoperating income	573		667			2,448			2,186
Insurance policy income (expense)	418		(434		)	(394		)	(811		)
Other income, net	$	1,720	$	946		$	3,429		$	3,845