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Fair Value Measurements - Fair Value Hierarchy for Assets and Liabilities Measured on Non-Recurring Basis (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Jun. 30, 2013
Fair Value Disclosures [Abstract]    
Equity method investments $ 1,496 $ 1,660
Goodwill 251,370 234,342
Long-lived assets 508,670 485,296
Total $ 761,536 $ 721,298