Long-term Debt - Non-U.S. Bank Debt (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2013 Foreign Debt [Member]	Dec. 31, 2012 Foreign Debt [Member]
Short-term Debt [Line Items]
Debt Instrument, Maturity Date, Description	March 31, 2014
Foreign Debt, Amount Outstanding		$ 0.7	$ 4.8
Short-term Debt, Percentage Bearing Variable Interest Rate		2.70%	3.20%