Segment Information (Narrative) (Details)	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Number of reportable segments			2
North American Distribution [Member]
Segment Reporting Information [Line Items]
Number of customers			14,000
International Distribution [Member]
Segment Reporting Information [Line Items]
Number of customers			15,000
Customer Concentration Risk [Member] | Maximum [Member] | North American Distribution [Member]
Segment Reporting Information [Line Items]
Concentration risk percentage	6.00%	6.00%	6.00%	6.00%
Customer Concentration Risk [Member] | Maximum [Member] | International Distribution [Member]
Segment Reporting Information [Line Items]
Concentration risk percentage	1.00%	1.00%	1.00%	1.00%