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Pension Plans And Other Post Retirement Benefits (Schedule Of The Change In The Benefit Obligation of CDT Defined Benefit Plan) (Details) (USD $)
In Thousands
12 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Pension Plans And Other Post Retirement Benefits    
Benefit obligation-beginning $ 15,507 $ 14,828
Service cost 350 403
Interest cost 868 862
Benefits paid (423) (340)
Curtailment gain   (308) [1]
Actuarial (gain) loss (688) 2,064
Foreign exchange (gain) loss 2,617 (2,002)
Benefit obligation-ending 18,231 15,507
Less: current portion (489) (405)
Noncurrent portion of benefit obligation $ 17,742 $ 15,102
[1] Includes portion charged to the purchase price adjustment in accordance with ASC Topic 715, paragraph 30-15.