Equity Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning Balance	$ (1,738,618)
Ending Balance	(1,821,805)
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	(112,077)	(301,977)
Amounts reclassified from other comprehensive (loss)	(6)	51
Ending Balance	(753,101)	(177,534)
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)	28,896	26,858
Ending Balance	(1,068,704)	(921,032)
Total
Accumulated Other Comprehensive Income (Loss), Net of Tax
Beginning Balance	(1,738,618)	(823,498)
Other comprehensive income before reclassifications	(112,077)	(301,977)
Amounts reclassified from other comprehensive (loss)	28,890	26,909
Ending Balance	$ (1,821,805)	$ (1,098,566)