Consolidated Statements Of Other Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Statement of Comprehensive Income [Abstract]
Net income for the period	$ 64,652	$ 30,630
Net foreign currency translation adjustments	3,105	241
Unrealized gain (loss)	(2,900)	1,520
Loss reclassified into net income	53	584
Actuarial gain (loss)	(3,118)	83
Amortization of actuarial loss into net income	121	73
Unrealized loss on marketable securities	(494)	0
Total other comprehensive income (loss), net, for the period	(3,233)	2,501
Total comprehensive income	61,419	33,131
Comprehensive income attributable to non-controlling interests	(26)	0
Total comprehensive income attributable to OpenText	$ 61,393	$ 33,131