Consolidated Statement of Comprehensive Income Parentheticals (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Consolidated Statement of Comprehensive Income Parentheticals [Abstract]
Unrealized Gain (Loss) on Securities, Taxes	$ 0	$ 0.8	$ (0.1)
Unrealized Loss on Derivatives, Taxes	0	(0.1)	(0.2)
Defined Benefit Pension and Other Postretirement Benefit Plans, Taxes	$ 3.3	$ 3.9	$ (3.6)