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Pension Plans And Other Post Retirement Benefits (Narrative) (Details) (USD $)
Dec. 31, 2012
Jun. 30, 2012
Defined Benefit Plan Disclosure [Line Items]    
Net pension liabilities $ 23,922,000 $ 20,986,000
CDT Pension Plan [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Accumulated other comprehensive income related to CDT pension plan 100,000  
IXOS AG Defined Benefit Plans [Member]
    
Defined Benefit Plan Disclosure [Line Items]    
Net pension liabilities $ 700,000 $ 700,000