Concentration Of Risk, Segment, And Geographic Information (Summary Of Significant Accounts Receivable) (Details)	3 Months Ended
	Sep. 30, 2012 Customer A [Member]	Sep. 30, 2012 Customer A [Member] Accounts Receivable [Member]	Sep. 30, 2011 Customer D [Member] Accounts Receivable [Member]	Sep. 30, 2011 Customer C [Member]	Sep. 30, 2011 Customer C [Member] Accounts Receivable [Member]	Sep. 30, 2011 Maximum [Member] Customer A [Member]	Sep. 30, 2011 Maximum [Member] Customer A [Member] Accounts Receivable [Member]	Sep. 30, 2012 Maximum [Member] Customer D [Member] Accounts Receivable [Member]	Sep. 30, 2012 Maximum [Member] Customer C [Member]	Sep. 30, 2012 Maximum [Member] Customer C [Member] Accounts Receivable [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	20.00%	19.00%	19.00%	14.00%	16.00%	10.00%	10.00%	10.00%	10.00%	10.00%