Concentration Of Risk, Segment, And Geographic Information (Summary Of Revenues By Significant Customers) (Details)	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Customer A [Member]
Segment Reporting Information [Line Items]
Concentration risk, percentage	16.00%	12.00%	13.00%
Customer B [Member]
Segment Reporting Information [Line Items]
Concentration risk, percentage	12.00%	12.00%	16.00%	10.00%
Customer C [Member]
Segment Reporting Information [Line Items]
Concentration risk, percentage		17.00%		17.00%
Customer D [Member]
Segment Reporting Information [Line Items]
Concentration risk, percentage				12.00%
Maximum [Member] | Customer A [Member]
Segment Reporting Information [Line Items]
Concentration risk, percentage				10.00%
Maximum [Member] | Customer C [Member]
Segment Reporting Information [Line Items]
Concentration risk, percentage	10.00%		10.00%
Maximum [Member] | Customer D [Member]
Segment Reporting Information [Line Items]
Concentration risk, percentage	10.00%	10.00%	10.00%