Leases and Commitments (Tables)

12 Months Ended

Dec. 31, 2012

Leases [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Future minimum operating lease payments at December 31, 2012 were as follows:

(millions of dollars)
2013	$	18.1
2014	13.9
2015	13.3
2016	10.2
2017	9.8
After 2017	3.4
Total minimum lease payments	$	68.7