Income Taxes - Reconciliation of statutory federal rate to effective rate for continuing operations (Details)	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Income Taxes [Abstract]
Federal statutory tax (in hundredths)	35.00%	35.00%	35.00%
State income tax, net (in hundredths)	0.70%	1.80%	1.40%
Foreign subsidiaries tax, net (in hundredths)	1.00%	0.50%	4.20%
Manufacturer's deduction (in hundredths)	(3.00%)	(3.40%)	(2.50%)
Entraction closures (in hundredths)	0.00%	0.00%	(12.40%)
Effective Income Tax Rate Reconciliation, Tax Contingency, Other, Percent	(11.70%)	(0.60%)	0.30%
Other, net (in hundredths)	0.80%	(1.10%)	1.20%
Total effective rate (in hundredths)	22.80%	32.20%	27.20%