Income Tax Expense (Narrative) (Details) (USD $)	3 Months Ended		6 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Income Tax Expense [Line Items]
Effective Income Tax Rate	29.90%	47.60%	32.90%	41.40%
Decrease in effective tax rate	4.90%	1.70%	2.40%	0.80%
Unrecognized Tax Benefits, Income Expenses			$ 1,100,000
Increase in effective tax rate		5.90%		3.40%
Estimated Effective Income Tax Rate Continuing Operations			35.00%
Unrecognized Tax Benefits, Period Increase (Decrease)			$ (701,000)	$ 243,000
Foreign Valuation Allowance [Member]
Income Tax Expense [Line Items]
Increase in effective tax rate		16.90%		9.60%