Other income expense Other income expense (Tables)

6 Months Ended

Jun. 30, 2013

Other Income and Expenses [Abstract]

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

Items included in other (income) expense consist of:

	Three Months Ended June 30,						Six Months Ended June 30,
(millions of dollars)	2013			2012			2013			2012
Program termination agreement	$	—		$	—		$	11.3		$	—
Retirement related obligations	—			—			5.9			—
Loss from disposal activities	—			37.9			—			37.9
Other	(2.4		)	(1.3		)	(2.7		)	(0.2		)
Other (income) expense	$	(2.4	)	$	36.6		$	14.5		$	37.7