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Fair Value Of Financial Instruments (Tables)
6 Months Ended
Dec. 31, 2012
Fair Value Of Financial Instruments [Abstract]  
Fair Value Of Assets And Liabilities Measured On Recurring Basis
        December 31,   June 30,
  Financial Statement Fair Value   2012   2012
Description of Financial Instrument Classification Hierarchy   Fair Value
Non-COLI assets held in connection Long-term asset Level 1 $ 5,833 $ 6,123
with the Supplemental Savings Plan            
Contingent Consideration Current liability Level 3 $ 3,222 $ 3,055
Contingent Consideration Other long-term Level 3 $ 3,104 $ 2,942
  liabilities          
Interest rate swap agreements Other long-term Level 2 $ 3,228 $ 2,196
  liabilities