Concentration Of Credit Risk, Segment, And Geographic Information (Summary Of Revenues By Significant Customers) (Details)	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	3 Months Ended	9 Months Ended
	Mar. 31, 2013 Customer A [Member]	Mar. 31, 2013 Customer A [Member]	Mar. 31, 2013 Customer B [Member]	Mar. 31, 2013 Customer C [Member]	Mar. 31, 2012 Customer D [Member]	Mar. 31, 2012 Customer D [Member]	Mar. 31, 2012 Maximum [Member] Customer A [Member]	Mar. 31, 2012 Maximum [Member] Customer A [Member]	Mar. 31, 2012 Maximum [Member] Customer B [Member]	Mar. 31, 2013 Maximum [Member] Customer B [Member]	Mar. 31, 2012 Maximum [Member] Customer B [Member]	Mar. 31, 2013 Maximum [Member] Customer C [Member]	Mar. 31, 2012 Maximum [Member] Customer C [Member]	Mar. 31, 2012 Maximum [Member] Customer C [Member]	Mar. 31, 2013 Maximum [Member] Customer D [Member]	Mar. 31, 2013 Maximum [Member] Customer D [Member]
Segment Reporting Information [Line Items]
Concentration risk	13.00%	13.00%	11.00%	12.00%	38.00%	24.00%	10.00%	10.00%	10.00%	10.00%	10.00%	10.00%	10.00%	10.00%	10.00%	10.00%