Concentration Of Risk, Segment, And Geographic Information (Summary Of Purchases By Significant Vendor) (Details) (Cost of Goods, Total [Member])	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Vendor A [Member]
Segment Reporting Information [Line Items]
Concentration Risk, Percentage	14.00%
Vendor B [Member]
Segment Reporting Information [Line Items]
Concentration Risk, Percentage	13.00%	22.00%
Vendor C [Member]
Segment Reporting Information [Line Items]
Concentration Risk, Percentage	11.00%
Vendor D [Member]
Segment Reporting Information [Line Items]
Concentration Risk, Percentage		11.00%
Maximum [Member] | Vendor A [Member]
Segment Reporting Information [Line Items]
Concentration Risk, Percentage		10.00%
Maximum [Member] | Vendor C [Member]
Segment Reporting Information [Line Items]
Concentration Risk, Percentage		10.00%
Maximum [Member] | Vendor D [Member]
Segment Reporting Information [Line Items]
Concentration Risk, Percentage	10.00%