Noncontrolling Interests (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended			3 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Sep. 30, 2011 Dixie Toga [Member]
Noncontrolling interests
Purchase of remaining shares owned by the noncontrolling interest of subsidiary	$ 0	$ 0	$ 89.7	$ 90.0