Derivative Financial Instruments (Interest Rate Derivatives) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012
Derivative [Line Items]
Derivative, Notional Amount	$ 5.9	$ 10.5	$ 15.4
HBB
Derivative [Line Items]
Derivative, Notional Amount	$ 20.0	$ 25.0	$ 25.0
Average Fixed Rate	1.40%	4.00%	4.00%
Remaining Term	delayed contracts extending to January 2020