Income Tax Expense (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Income Tax Expense [Line Items]
Effective Income Tax Rate	35.70%	33.40%
Decrease in effective tax rate	0.90%
Unrecognized Tax Benefits, Income Expenses	$ 1.1
Subsequent Event [Member]
Income Tax Expense [Line Items]
Effective Income Tax Rate	35.00%
Foreign Valuation Allowance [Member]
Income Tax Expense [Line Items]
Decrease in effective tax rate	0.80%