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Pensions And Other Postretirement Benefits (Schedule Of Plan Assets) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 2,052 $ 2,097 $ 2,587
Percentage of Plan Assets 100.00% 100.00%  
Cash And Cash Equivalents [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 73 49  
Percentage of Plan Assets 3.50% 2.30%  
Equity Securities [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 611 453  
Percentage of Plan Assets 29.80% 21.60%  
Debt Securities [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 541 755  
Percentage of Plan Assets 26.40% 36.00%  
Cash Surrender Value Insurance Contracts [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 818 819  
Percentage of Plan Assets 39.90% 39.10%  
Other [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 9 21  
Percentage of Plan Assets 0.40% 1.00%  
Level 1 [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 82 1,278  
Level 1 [Member] | Cash And Cash Equivalents [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 73 49  
Level 1 [Member] | Equity Securities [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   453  
Level 1 [Member] | Debt Securities [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets   755  
Level 1 [Member] | Other [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 9 21  
Level 2 [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 1,970 819  
Level 2 [Member] | Equity Securities [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 611    
Level 2 [Member] | Debt Securities [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 541    
Level 2 [Member] | Cash Surrender Value Insurance Contracts [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 818 $ 819