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Pension Plans And Other Post Retirement Benefits (Schedule Of CDT Defined Benefit Plan And CDT Long-Term Employee Benefit Obligation) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Jun. 30, 2013
Defined Benefit Plan Disclosure [Line Items]    
Noncurrent portion of benefit obligation $ 25,489 $ 24,509
CDT Defined Benefit Plan [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Total benefit obligation 24,873 23,871
Current portion of benefit obligation 577 [1] 535 [1]
Noncurrent portion of benefit obligation 24,296 23,336
CDT Anniversary Plan [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Total benefit obligation 422 425
Current portion of benefit obligation 52 [1] 49 [1]
Noncurrent portion of benefit obligation 370 376
IXOS Defined Benefit Plan [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Total benefit obligation 823 797
Current portion of benefit obligation 0 [1] 0 [1]
Noncurrent portion of benefit obligation 823 797
CDT Pension Plan [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Total benefit obligation 26,118 25,093
Current portion of benefit obligation 629 [1] 584 [1]
Noncurrent portion of benefit obligation $ 25,489 $ 24,509
[1] *The current portion of the benefit obligation has been included within "Accounts payable and accrued liabilities" in the Condensed Consolidated Balance Sheets.