Equity - Balance of Accumulated Other Comprehensive (Loss) in Shareholders' Equity (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (2,227,765)	$ (1,738,618)	$ (823,498)
Other comprehensive income before reclassifications	(602,497)	(1,022,637)
Amounts reclassified from accumulated other comprehensive (loss)	(113,350)	(107,517)
Accumulated Foreign Currency and Other Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	(844,121)	(641,018)	124,392
Other comprehensive income before reclassifications	(202,444)	(769,431)
Amounts reclassified from accumulated other comprehensive (loss)	659	(4,021)
Retirement Benefit Plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	(1,383,644)	(1,097,600)	$ (947,890)
Other comprehensive income before reclassifications	(400,053)	(253,206)
Amounts reclassified from accumulated other comprehensive (loss)	$ (114,009)	$ (103,496)