Equity Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning Balance	$ (1,738,618)
Ending Balance	(1,725,538)
Foreign Currency Translation Adjustment and Other
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning Balance	(641,018)	$ 124,392
Other comprehensive income before reclassifications	(71,989)	(892,672)
Amounts reclassified from other comprehensive (loss)	(470)	153
Ending Balance	(713,477)	(768,127)
Retirement benefit plans
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning Balance	(1,097,600)	(947,890)
Other comprehensive income before reclassifications	0	0
Amounts reclassified from other comprehensive (loss)	85,539	77,793
Ending Balance	(1,012,061)	(870,097)
Total
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning Balance	(1,738,618)	(823,498)
Other comprehensive income before reclassifications	(71,989)	(892,672)
Amounts reclassified from other comprehensive (loss)	85,069	77,946
Ending Balance	$ (1,725,538)	$ (1,638,224)