Special Charges (Schedule Of Restructuring Reserve) (Details) (OpenText/GXS Restructuring Plan [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2014
Restructuring Reserve [Roll Forward]
Beginning balance	$ 11,079
Accruals and adjustments	2,806
Cash payments	(3,247)
Foreign exchange	(182)
Ending balance	10,456
Workforce Reduction [Member]
Restructuring Reserve [Roll Forward]
Beginning balance	5,051
Accruals and adjustments	2,426
Cash payments	(2,343)
Foreign exchange	(268)
Ending balance	4,866
Facility Costs [Member]
Restructuring Reserve [Roll Forward]
Beginning balance	6,028
Accruals and adjustments	380
Cash payments	(904)
Foreign exchange	86
Ending balance	$ 5,590