Shareholders' Equity Restricted Stock Units (Detail) - Restricted Stock Units (RSUs) [Member] shares in Millions	9 Months Ended
	Mar. 31, 2017 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Numbers of Shares, Beginning Balance | shares	15.7
Restricted stock, Number of Share, Granted | shares	5.7
Restricted stock, Number of Share, Vested | shares	(5.5)
Restricted Stock, Number of Shares, Canceled or Expired | shares	(1.7)
Numbers of Shares, Ending Balance | shares	14.2
Expected to vest after March 31, 2017 | shares	13.3
Weighted Average Grant Date Fair Value Per Share, Beginning Balance | $ / shares	$ 41.92
Restricted stock, Granted, Weighted Average Grant Date Fair Value Per Share | $ / shares	45.94
Restricted stock, Vested, Weighted Average Grant Date Fair Value Per Share | $ / shares	47.44
Restricted stock, Forfeited or expired, Weighted Average Grant Date Fair Value Per Share | $ / shares	44.08
Weighted Average Grant Date Fair Value Per Share, Ending Balance | $ / shares	44.43
Expected to vest after March 31, 2017 | $ / shares	$ 44.55