Business and Credit Concentration (Details) (Customer concentration risk)	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended			12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended
	Jun. 30, 2013 Net sales Customer A	Jun. 30, 2012 Net sales Customer A	Jun. 30, 2013 Net sales Customer A	Jun. 30, 2012 Net sales Customer A	Jun. 30, 2013 Net sales Customer A Wholesale segment	Jun. 30, 2012 Net sales Customer A Wholesale segment	Jun. 30, 2013 Net sales Customer A Wholesale segment	Jun. 30, 2012 Net sales Customer A Wholesale segment	Jun. 30, 2013 Net sales Customer B	Jun. 30, 2012 Net sales Customer B	Jun. 30, 2013 Net sales Customer B	Jun. 30, 2012 Net sales Customer B	Jun. 30, 2013 Net sales Customer B Wholesale segment	Jun. 30, 2012 Net sales Customer B Wholesale segment	Jun. 30, 2013 Net sales Customer B Wholesale segment	Jun. 30, 2012 Net sales Customer B Wholesale segment	Jun. 30, 2013 Net sales Customer C	Jun. 30, 2012 Net sales Customer C	Jun. 30, 2013 Net sales Customer C	Jun. 30, 2012 Net sales Customer C	Jun. 30, 2013 Net sales Customer C Wholesale segment	Jun. 30, 2012 Net sales Customer C Wholesale segment	Jun. 30, 2013 Net sales Customer C Wholesale segment	Jun. 30, 2012 Net sales Customer C Wholesale segment	Jun. 30, 2013 Gross accounts receivable Customer A Wholesale segment	Sep. 30, 2012 Gross accounts receivable Customer A Wholesale segment	Jun. 30, 2013 Gross accounts receivable Customer B Wholesale segment	Sep. 30, 2012 Gross accounts receivable Customer B Wholesale segment	Jun. 30, 2013 Gross accounts receivable Customer C Wholesale segment	Sep. 30, 2012 Gross accounts receivable Customer C Wholesale segment
Business and Credit Concentration
Percentage of concentration risk	13.00%	13.00%	13.00%	14.00%	22.00%	21.00%	22.00%	23.00%	11.00%	7.00%	7.00%	6.00%	12.00%	8.00%	11.00%	10.00%	6.00%	7.00%	6.00%	6.00%	10.00%	11.00%	10.00%	9.00%	15.00%	18.00%	13.00%	9.00%	11.00%	11.00%