Fair Value Measurements - Carrying Value for Assets and Liabilities Measured on Non-Recurring Basis under Level 3 of Fair Value Hierarchy and Losses Recorded During Periods Presented (Detail) - Fair Value, Inputs, Level 3 [Member] - Fair Value of Assets and Liabilities Measured on Non-Recurring Basis [Member] - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity method investments	$ 2,871	$ 3,578
Goodwill	1,287,180	540,952
Long-lived assets	1,222,088	691,887
Total	2,512,139	1,236,417
Total losses recorded during the period presented	(2,323)	(687)	$ (658)
Equity Method Investments [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total losses recorded during the period presented	0	0	0
Goodwill [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total losses recorded during the period presented	0	0	0
Long-Lived Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total losses recorded during the period presented	$ (2,323)	$ (687)	$ (658)