Stock-based compensation (Tables)

12 Months Ended

Jun. 30, 2018

Stock-based compensation

Summary of the assumptions used to estimate the fair value of stock options

	Years Ended
	June 30,		July 1,		July 2,
	2018		2017		2016
Expected term (years)	6.0		6.0		6.0
Risk-free interest rate	2.0	%	1.9	%	1.7	%
Weighted average volatility	26.3	%	27.9	%	29.7	%
Dividend yield	2.0	%	1.5	%	1.9	%

Summary of the changes in outstanding options

		Weighted		Weighted Average
		Average		Remaining
	Shares	Exercise Price		Contractual Life
Outstanding at July 1, 2017	2,714,506	$	40.51	82 Months
Granted	303,792		37.02	110 Months
Exercised	(405,737)		33.23	27 Months
Forfeited or expired	(290,774)		43.62	95 Months
Outstanding at June 30, 2018	2,321,787	$	40.93	79 Months
Exercisable at June 30, 2018	866,553	$	35.62	49 Months

Summary of the changes in non-vested stock options

		Weighted
		Average
		Grant-Date
	Shares	Fair Value
Non-vested stock options at July 1, 2017	1,678,763	$	11.56
Granted	303,792		8.33
Vested	(288,461)		12.32
Forfeited	(238,860)		9.66
Non-vested stock options at June 30, 2018	1,455,234	$	11.05

Summary of the changes in non-vested restricted incentive shares

		Weighted
		Average
		Grant-Date
	Shares	Fair Value
Non-vested restricted stock units at July 1, 2017	1,016,028	$	40.93
Granted	800,448		35.97
Vested	(662,222)		39.29
Forfeited	(118,094)		37.91
Non-vested restricted stock units at June 30, 2018	1,036,160	$	38.48