Consolidated Statement of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Statement of Comprehensive Income [Abstract]
Net Income	$ 1,061,315	$ 983,844	$ 807,216
Less: Noncontrolling interest in subsidiaries' earnings	514	432	376
Net Income Attributable to Common Shareholders	1,060,801	983,412	806,840
Other comprehensive income (loss), net of tax
Foreign currency translation adjustment and other (net of tax of $16,964, $40,935 and $(2,342) in 2018, 2017 and 2016)	(18,575)	(80,865)	(203,299)
Retirement benefits plan activity (net of tax of $(82,506), $(218,590) and $152,203 in 2018, 2017 and 2016)	179,253	384,784	(286,044)
Other comprehensive income (loss)	160,678	303,919	(489,343)
Less: Other comprehensive income (loss) for noncontrolling interests	(440)	358	(196)
Other comprehensive income (loss) attributable to common shareholders	161,118	303,561	(489,147)
Total Comprehensive Income Attributable to Common Shareholders	$ 1,221,919	$ 1,286,973	$ 317,693