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Pension Plans And Other Post Retirement Benefits (Narrative) (Details) (USD $)
Sep. 30, 2011
Jun. 30, 2011
Defined Benefit Plan Disclosure [Line Items]  
Net pension liabilities$ 17,561,000$ 17,742,000
Anniversary Plan [Member]
  
Defined Benefit Plan Disclosure [Line Items]  
Unfunded fair value of benefit obligation500,000600,000
Percentage of full time salary paid if elected to participate in the early retirement plan50.00% 
Early Retirement Plan [Member]
  
Defined Benefit Plan Disclosure [Line Items]  
Unfunded fair value of benefit obligation200,000200,000
IXOS AG Defined Benefit Plans [Member]
  
Defined Benefit Plan Disclosure [Line Items]  
Net pension liabilities$ 14,000$ 9,000