Special Charges (Schedule Of Special Charges Related To Restructuring Plan) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Jun. 30, 2014
Restructuring Cost and Reserve [Line Items]
Acquisition-related costs	$ 436	$ 1,304
Other charges	840	(2,369)
Total Special charges (recoveries)	4,169	3,731
OpenText/GXS Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	10,456		11,079
Special charges	2,806	0
Restructuring Reserve, Accrual Adjustment	2,806
Payments for Restructuring	(3,247)
Restructuring Reserve, Translation Adjustment	(182)
Restructuring Plans prior to OpenText/GXS Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Special charges	87	4,796
Workforce Reduction [Member] | OpenText/GXS Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	4,866		5,051
Restructuring Reserve, Accrual Adjustment	2,426
Payments for Restructuring	(2,343)
Restructuring Reserve, Translation Adjustment	(268)
Facility Costs [Member] | OpenText/GXS Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	5,590		6,028
Restructuring Reserve, Accrual Adjustment	380
Payments for Restructuring	(904)
Restructuring Reserve, Translation Adjustment	$ 86