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Pension Plans And Other Post Retirement Benefits (Narrative) (Details) (USD $)
Sep. 30, 2012
Jun. 30, 2012
Defined Benefit Plan Disclosure [Line Items]    
Net pension liabilities $ 22,352,000 $ 20,986,000
CDT Pension Plan [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Accumulated other comprehensive income related to CDT pension plan 200,000  
Anniversary Plan [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Unfunded fair value of benefit obligation 500,000 500,000
Early Retirement Plan [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Unfunded fair value of benefit obligation 43,000 100,000
IXOS AG Defined Benefit Plans [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Net pension liabilities $ 700,000 $ 700,000