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Share Capital, Option Plans And Share-Based Payments (Summary Of Stock Options Outstanding Under Our Various Stock Option Plans) (Details) (USD $)
 12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
Options granted to date (in shares) 944,500 78,800  
Options exercised to date (in shares) (1,022,556) (439,071)  
Options outstanding (in shares) 2,147,151 2,277,733 2,669,142
1998 Stock Option Plan [Member]
      
Date of inception Jun-98    
Options granted to date (in shares) 7,914,290    
Options exercised to date (in shares) (5,138,180)    
Options cancelled to date (in shares) (2,555,110)    
Options outstanding (in shares) 221,000    
Vesting schedule 25.00%    
Exercise price range, lower limit (in dollars per share) 13.10    
Exercise price range, upper limit (in dollars per share) 31.35    
2004 Stock Option Plan [Member]
      
Date of inception Oct-04    
Options granted to date (in shares) 4,145,400    
Options exercised to date (in shares) (1,722,500)    
Options cancelled to date (in shares) (542,375)    
Options outstanding (in shares) 1,880,525    
Vesting schedule 25.00%    
Exercise price range, lower limit (in dollars per share) 14.02    
Exercise price range, upper limit (in dollars per share) 61.63    
Artesia Stock Option Plan [Member]
      
Date of inception Sep-04    
Options granted to date (in shares) 20,000    
Options exercised to date (in shares) (7,500)    
Options cancelled to date (in shares) (12,500)    
Options outstanding (in shares) 0    
Vesting schedule 25.00%    
Centrinity Stock Option Plan [Member]
      
Date of inception Jan-03    
Options granted to date (in shares) 414,968    
Options exercised to date (in shares) (400,968)    
Options cancelled to date (in shares) (13,500)    
Options outstanding (in shares) 500    
Vesting schedule 25.00%    
Exercise price range, lower limit (in dollars per share) 13.50    
Exercise price range, upper limit (in dollars per share) 13.50    
Gauss Stock Option Plan [Member]
      
Date of inception Jan-04    
Options granted to date (in shares) 51,000    
Options exercised to date (in shares) (13,000)    
Options cancelled to date (in shares) (13,000)    
Options outstanding (in shares) 25,000    
Vesting schedule 25.00%    
Exercise price range, lower limit (in dollars per share) 26.24    
Exercise price range, upper limit (in dollars per share) 26.24    
Hummingbird Option Plan [Member]
      
Date of inception Oct-06    
Options granted to date (in shares) 355,675    
Options exercised to date (in shares) (23,854)    
Options cancelled to date (in shares) (319,695)    
Options outstanding (in shares) 12,126    
Vesting schedule 25.00%    
Exercise price range, lower limit (in dollars per share) 18.36    
Exercise price range, upper limit (in dollars per share) 27.75    
IXOS Stock Option Plan [Member]
      
Date of inception Mar-04    
Options granted to date (in shares) 210,000    
Options exercised to date (in shares) (59,250)    
Options cancelled to date (in shares) (144,750)    
Options outstanding (in shares) 6,000    
Vesting schedule 25.00%    
Exercise price range, lower limit (in dollars per share) 26.24    
Exercise price range, upper limit (in dollars per share) 26.24    
Vista Stock Option Plan [Member]
      
Date of inception Sep-04    
Options granted to date (in shares) 43,500    
Options exercised to date (in shares) (22,625)    
Options cancelled to date (in shares) (18,875)    
Options outstanding (in shares) 2,000    
Vesting schedule 25.00%    
Exercise price range, lower limit (in dollars per share) 17.99    
Exercise price range, upper limit (in dollars per share) 17.99    
Minimum [Member] | 1998 Stock Option Plan [Member]
      
Termination grace periods, in days 90 days    
Expiration date Dec. 12, 2012    
Minimum [Member] | 2004 Stock Option Plan [Member]
      
Termination grace periods, in days 90 days    
Expiration date Nov. 07, 2012    
Minimum [Member] | Artesia Stock Option Plan [Member]
      
Termination grace periods, in days 90 days    
Minimum [Member] | Centrinity Stock Option Plan [Member]
      
Termination grace periods, in days 90 days    
Expiration date Jan. 28, 2013    
Minimum [Member] | Gauss Stock Option Plan [Member]
      
Termination grace periods, in days 90 days    
Expiration date Jan. 27, 2014    
Minimum [Member] | Hummingbird Option Plan [Member]
      
Termination grace periods, in days 90 days    
Expiration date Oct. 02, 2013    
Minimum [Member] | IXOS Stock Option Plan [Member]
      
Termination grace periods, in days 90 days    
Expiration date Jan. 27, 2014    
Minimum [Member] | Vista Stock Option Plan [Member]
      
Termination grace periods, in days 90 days    
Expiration date Sep. 03, 2012    
Maximum [Member] | 1998 Stock Option Plan [Member]
      
Termination grace periods, in days 180 days    
Expiration date Feb. 03, 2016    
Maximum [Member] | 2004 Stock Option Plan [Member]
      
Termination grace periods, in days 180 days    
Expiration date Jun. 15, 2019    
Maximum [Member] | Artesia Stock Option Plan [Member]
      
Termination grace periods, in days 180 days    
Maximum [Member] | Centrinity Stock Option Plan [Member]
      
Termination grace periods, in days 180 days    
Expiration date Jan. 28, 2013    
Maximum [Member] | Gauss Stock Option Plan [Member]
      
Termination grace periods, in days 180 days    
Expiration date Jan. 27, 2014    
Maximum [Member] | Hummingbird Option Plan [Member]
      
Termination grace periods, in days 180 days    
Expiration date Oct. 02, 2013    
Maximum [Member] | IXOS Stock Option Plan [Member]
      
Termination grace periods, in days 180 days    
Expiration date Jan. 27, 2014    
Maximum [Member] | Vista Stock Option Plan [Member]
      
Termination grace periods, in days 180 days    
Expiration date Sep. 03, 2013