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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, 2011
Jun. 30, 2010
Jun. 30, 2009
Options granted to date 78,800 328,000  
Options exercised to date (439,071) (474,444)  
Options outstanding 2,277,733 2,669,142 2,828,989
Termination grace periods, in days 90    
Minimum [Member] | 1998 Stock Option Plan [Member]
     
Expiration date 8/14/2011    
Minimum [Member] | 2004 Stock Option Plan [Member]
     
Expiration date 12/9/2011    
Minimum [Member] | Artesia Stock Option Plan [Member]
     
Expiration date 9/3/2012    
Minimum [Member] | Centrinity Stock Option Plan [Member]
     
Expiration date 1/28/2013    
Minimum [Member] | Gauss Stock Option Plan [Member]
     
Expiration date 1/27/2014    
Minimum [Member] | Hummingbird Option Plan [Member]
     
Expiration date 10/2/2013    
Minimum [Member] | IXOS Stock Option Plan [Member]
     
Expiration date 1/27/2014    
Minimum [Member] | Vista Stock Option Plan [Member]
     
Expiration date 9/3/2011    
Maximum [Member]
     
Termination grace periods, in days 180    
Maximum [Member] | 1998 Stock Option Plan [Member]
     
Expiration date    
Maximum [Member] | 2004 Stock Option Plan [Member]
     
Expiration date    
Maximum [Member] | Artesia Stock Option Plan [Member]
     
Expiration date    
Maximum [Member] | Centrinity Stock Option Plan [Member]
     
Expiration date    
Maximum [Member] | Gauss Stock Option Plan [Member]
     
Expiration date    
Maximum [Member] | Hummingbird Option Plan [Member]
     
Expiration date    
Maximum [Member] | IXOS Stock Option Plan [Member]
     
Expiration date    
Maximum [Member] | Vista Stock Option Plan [Member]
     
Expiration date    
1998 Stock Option Plan [Member]
     
Date of inception Jun-98    
Options granted to date 7,914,290    
Options exercised to date (4,504,680)    
Options cancelled to date (2,555,110)    
Options outstanding 854,500    
Vesting schedule 25.00%    
Exercise price range, lower limit $ 10.39    
Exercise price range, upper limit $ 31.35    
2004 Stock Option Plan [Member]
     
Date of inception Oct-04    
Options granted to date 3,200,900    
Options exercised to date (1,341,000)    
Options cancelled to date (491,125)    
Options outstanding 1,368,775    
Vesting schedule 25.00%    
Exercise price range, lower limit $ 14.02    
Exercise price range, upper limit $ 61.63    
Artesia Stock Option Plan [Member]
     
Date of inception Sep-04    
Options granted to date 20,000    
Options exercised to date (2,500)    
Options cancelled to date (12,500)    
Options outstanding 5,000    
Vesting schedule 25.00%    
Exercise price range, lower limit $ 17.99    
Exercise price range, upper limit $ 17.99    
Centrinity Stock Option Plan [Member]
     
Date of inception Jan-03    
Options granted to date 414,968    
Options exercised to date (400,968)    
Options cancelled to date (13,500)    
Options outstanding 500    
Vesting schedule 25.00%    
Exercise price range, lower limit $ 13.50    
Exercise price range, upper limit $ 13.50    
Gauss Stock Option Plan [Member]
     
Date of inception Jan-04    
Options granted to date 51,000    
Options exercised to date (13,000)    
Options cancelled to date (13,000)    
Options outstanding 25,000    
Vesting schedule 25.00%    
Exercise price range, lower limit $ 26.24    
Exercise price range, upper limit $ 26.24    
Hummingbird Option Plan [Member]
     
Date of inception Oct-06    
Options granted to date 355,675    
Options exercised to date (22,923)    
Options cancelled to date (318,919)    
Options outstanding 13,833    
Vesting schedule 25.00%    
Exercise price range, lower limit $ 18.36    
Exercise price range, upper limit $ 27.75    
IXOS Stock Option Plan [Member]
     
Date of inception Mar-04    
Options granted to date 210,000    
Options exercised to date (59,250)    
Options cancelled to date (144,750)    
Options outstanding 6,000    
Vesting schedule 25.00%    
Exercise price range, lower limit $ 26.24    
Exercise price range, upper limit $ 26.24    
Vista Stock Option Plan [Member]
     
Date of inception Sep-04    
Options granted to date 43,500    
Options exercised to date (21,000)    
Options cancelled to date (18,375)    
Options outstanding 4,125    
Vesting schedule 25.00%    
Exercise price range, lower limit $ 17.99    
Exercise price range, upper limit $ 17.99