Statement of Income (Including Gross Margin) (Unaudited, USD $) (in Thousands, except per share data)	3 Months Ended		9 Months Ended
	Mar. 31, 2009	Mar. 31, 2008	Mar. 31, 2009	Mar. 31, 2008
Licenses revenue	51,919	51,534	166,845	150,952
Customer support revenue	101,949	91,606	300,816	268,524
Service and other (Revenues [Abstract])	38,167	35,622	114,648	105,787
Total revenues	192,035	178,762	582,309	525,263
Cost of revenues: License	4,496	3,093	12,670	11,296
Cost of revenues: Customer support	17,304	14,292	50,227	41,081
Service and other (Cost of Revenue [Abstract])	30,288	28,856	89,898	86,552
Cost of revenues: Amortization of acquired technology intangible assets	11,625	10,440	34,171	30,900
Total cost of revenues	63,713	56,681	186,966	169,829
Gross profit	128,322	122,081	395,343	355,434
Research and development expense	28,809	27,990	87,335	78,120
Sales and marketing expense	44,426	41,307	138,605	121,466
General and administrative expense	17,937	18,268	54,604	52,233
Depreciation	3,229	2,909	8,847	9,645
Amortization of acquired customer-based intangible assets	11,176	8,077	29,529	23,006
Special charges (recoveries)	1,788	(14)	13,234	(122)
Total operating expenses	107,365	98,537	332,154	284,348
Income from operations	20,957	23,544	63,189	71,086
Other income (expense), net	11,655	(6,831)	(148)	(12,341)
Interest income (expense), net	(2,431)	(6,684)	(10,772)	(22,123)
Income before income taxes	30,181	10,029	52,269	36,622
Provision for income taxes	8,146	2,594	14,761	10,448
Net income before minority interest	22,035	7,435	37,508	26,174
Minority interest	0	168	51	422
Net income for the period	22,035	7,267	37,457	25,752
Net income per share - basic	0.42	0.14	0.72	0.51
Net income per share - diluted	0.41	0.14	0.71	0.49
Weighted average number of Common Shares outstanding - basic	52,312	50,979	51,825	50,666
Weighted average number of Common Shares outstanding - diluted	53,441	52,789	53,122	52,424

Statement of Financial Position, Classified (Unaudited, USD $) (in Thousands, except per share data)	Mar. 31, 2009	Jun. 30, 2008
Cash and cash equivalents	237,048	254,916
Accounts Receivable trade, net of allowance for doubtful accounts of $3,784 as of March 31, 2009 and $3,974 as of June 30, 2008	111,731	134,396
Inventory	1,939	0
Income taxes recoverable	6,895	16,763
Prepaid expenses and other current assets	14,401	10,544
Deferred tax assets	16,838	13,455
Total current assets	388,852	430,074
Investments in marketable securities	6,656	0
Capital assets	39,202	43,582
Goodwill	564,018	564,648
Acquired intangible assets	354,743	281,824
Deferred tax assets	61,339	59,881
Other assets	11,245	10,491
Long-term income taxes recoverable	41,073	44,176
Total Assets	1,467,128	1,434,676
Accounts payable and accrued liabilities	116,372	99,035
Current portion of long-term debt	3,407	3,486
Deferred revenues	193,676	176,967
Income taxes payable	1,705	13,499
Deferred tax liabilities	3,315	4,876
Total current liabilities	318,475	297,863
Accrued liabilities	19,984	20,513
Pension liability	15,790	0
Long-term debt	299,174	304,301
Deferred revenues	7,305	2,573
Long-term income taxes payable	51,472	54,681
Deferred tax liabilities	136,776	109,912
Total long-term liabilities	530,501	491,980
Minority interest	0	8,672
Share Capital	456,278	438,471
Additional paid-in capital	50,991	39,330
Accumulated other comprehensive income	25,885	110,819
Retained earnings (deficit)	84,998	47,541
Total shareholders' equity	618,152	636,161
Total Liabilities and Shareholders' Equity	1,467,128	1,434,676

Statement of Cash Flows (Unaudited, USD $) (in Thousands, except per share data)	9 Months Ended
	Mar. 31, 2009	Mar. 31, 2008
Net Income (Loss)	37,457	25,752
Depreciation and amortization	72,547	63,551
In-process research and development	121	500
Share-based compensation expense	3,957	2,795
Employee long-term incentive plan	2,396	1,490
Excess tax benefits from share-based compensation	(8,382)	(867)
Undistributed earnings related to minority interest	51	422
Pension Expense	1,124	0
Amortization of debt issuance costs	831	1,004
Unrealized (gain) loss on financial instruments	(134)	5,579
Loss on sale and write down of capital assets	353	0
Deferred taxes	(3,577)	(4,619)
Accounts receivable	47,897	(7,018)
Inventory	(320)	0
Prepaid expenses and other current assets	(3,425)	(2,008)
Income taxes	9,656	5,892
Accounts payable and accrued liabilities	(21,177)	(7,849)
Deferred revenue	(1,304)	36,055
Other assets	(528)	686
Net cash provided by operating activities	137,543	121,365
Acquisition of capital assets	(6,308)	(5,414)
Purchase of a division of Spicer Corporation	(11,437)	0
Purchase of eMotion LLC, net of cash acquired	(3,635)	0
Purchase of Captaris Inc., net of cash acquired	(101,033)	0
Additional purchase consideration for prior period acquisitions	(4,612)	(451)
Purchase of an asset group constituting a business	0	(2,209)
Investments in marketable securities	(8,930)	0
Acquisition related costs	(12,578)	(14,907)
Net cash used in investment activities	(148,533)	(22,981)
Excess tax benefits on share-based compensation expense	8,382	867
Proceeds from issuance of common stock	17,674	11,415
Repayment of long-term debt	(2,570)	(62,746)
Debt issuance costs	0	(349)
Net cash provided by (used in) financing activities	23,486	(50,813)
Foreign exchange gain (loss) on cash held in foreign currencies	(30,364)	18,212
Cash and Cash Equivalents, Period Increase (Decrease)	(17,868)	65,783
Cash and Cash Equivalents, at Carrying Value, Beginning Balance	254,916	149,979
Cash and Cash Equivalents, at Carrying Value, Ending Balance	237,048	215,762

Document Information (Unaudited, USD $) (in Millions, except per share data)	9 Months Ended
	Mar. 31, 2009
Document Type	10-Q
Amendment Flag	false
Amendment Description	None
Document Period End Date	2009-03-31

Entity Information (Unaudited, USD $) (in Millions, except per share data)	9 Months Ended
	Mar. 31, 2009
Entity Registrant Name	Open Text Corporation
Entity Central Index Key	0001002638
Current Fiscal Year End Date	--06-30
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding	52,618,018

Statement of Income (Including Gross Margin)