Income Taxes Narrative (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Income Taxes [Abstract]
Effective Income Tax Rate, Continuing Operations	53.90%	38.50%	45.10%	38.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	35.00%
Unrecognized Tax Benefits	$ 135.4		$ 135.4
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	46.1		46.1
Unrecognized tax benefits, reduction of accrued interest			$ 1.5