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Share-Based Compensation (Tables)
 12 Months Ended
Jun. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Summary of weighted-average assumptions of fair value of stock options
The fair value of stock options awarded in fiscal years 2018, 2017 and 2016 was estimated on the date of each grant using a Black-Scholes option pricing model with the following weighted-average assumptions:
 
 
 
Years Ended June 30,
 
 
2018
 
2017
 
2016
Expected volatility
 
35
%
 
37
%
 
33
%
Dividend yield
 
1.8
%
 
1.8
%
 
2.0
%
Risk-free interest rate
 
1.8
%
 
1.1
%
 
1.5
%
Expected term (in years)
 
5.0

 
5.0

 
5.0
Summary of stock option activity
 
 
Number of
Awards
 
Weighted
Average
Exercise
Price
 
Weighted
Average
Remaining
Contractual
Term
 
Aggregate
Intrinsic
Value
($ in millions)
Outstanding at June 30, 2015
 
1,507,878

 
$
44.61

 
 
 
 

Granted
 
277,769

 
$
36.31

 
 
 
 

Exercised
 
(19,627
)
 
$
25.12

 
 
 
 

Forfeited
 
(64,518
)
 
$
47.98

 
 
 
 

Outstanding at June 30, 2016
 
1,701,502

 
$
43.35

 
 
 
 

Granted
 
907,141

 
$
38.98

 
 
 
 

Exercised
 
(95,289
)
 
$
23.21

 
 
 
 

Forfeited
 
(80,926
)
 
$
44.35

 
 
 
 

Expired
 
(40,000
)
 
$
55.12

 
 
 
 
Outstanding at June 30, 2017
 
2,392,428

 
$
42.27

 
 
 
 

Granted
 
252,545

 
$
41.27

 
 
 
 

Exercised
 
(362,571
)
 
$
35.70

 
 
 
 

Forfeited
 
(25,915
)
 
$
45.27

 
 
 
 

Expired
 
(33,226
)
 
$
63.12

 
 
 
 
Outstanding at June 30, 2018
 
2,223,261

 
$
42.88

 
6.9 years
 
$
22.3

 
 
 
 
 
 
 
 
 
Exercisable at June 30, 2018
 
1,135,224

 
$
46.26

 
5.6 years
 
$
8.0
Summary of outstanding and exercisable options by exercise price range
Exercise Price
Range
 
Number Outstanding at June 30, 2018
 
Weighted
Average
Remaining
Contractual
Term (in Years)
 
Weighted
Average
Exercise
Price
 
Number Exercisable at June 30, 2018
 
Weighted
Average
Exercise
Price
$14.17 - $20.00
 
25,407

 
1.1
 
$
17.30

 
25,407

 
$
17.30

$20.01 - $30.00
 
8,267

 
0.3
 
$
22.39

 
8,267

 
$
22.39

$30.01 - $40.00
 
1,043,789

 
7.7
 
$
38.42

 
202,240

 
$
36.88

$40.01 - $50.00
 
548,986

 
7.4
 
$
41.91

 
302,498

 
$
42.41

$50.01 - $63.54
 
596,812

 
5.5
 
$
52.95

 
596,812

 
$
52.95

 
 
2,223,261

 
 
 
$
42.88

 
1,135,224

 
$
46.26
Summary of nonvested stock awards activity
 
 
Number of Awards
 
Weighted Average Grant Date Fair Value
Restricted Balance at June 30, 2015
 
127,409

 
$
45.09

Time-based granted
 
130,742

 
$
35.96

Performance-based granted
 
49,529

 
$
31.11

Vested
 
(36,057
)
 
$
48.85

Forfeited
 
(83,154
)
 
$
42.14

Restricted Balance at June 30, 2016
 
188,469

 
$
35.69

Time-based granted
 
231,195

 
$
38.82

Performance-based granted
 
55,478

 
$
36.18

Vested
 
(44,873
)
 
$
34.24

Forfeited
 
(37,792
)
 
$
38.80

Restricted Balance at June 30, 2017
 
392,477

 
$
37.47

Time-based granted
 
138,718

 
$
41.49

Performance-based granted
 
124,432

 
$
50.99

Vested
 
(62,215
)
 
$
35.35

Forfeited
 
(21,384
)
 
$
39.48

Restricted Balance at June 30, 2018
 
572,028

 
$
41.54
Summary Of Director stock units activity
 
 
Number of Units
 
Weighted Average Grant Date Fair Value
Outstanding at June 30, 2015
 
287,436

 
$
35.48

Granted
 
40,323

 
$
32.54

Dividend equivalents
 
7,184

 
$
—

Outstanding at June 30, 2016
 
334,943

 
$
38.64

Granted
 
27,285

 
$
39.69

Distributed
 
(30,022
)
 
$
34.19

Dividend equivalents
 
6,347

 
$
—

Outstanding at June 30, 2017
 
338,553

 
$
42.47

Granted
 
21,813

 
$
49.14

Distributed
 
(35,489
)
 
$
35.22

Dividend equivalents
 
4,869

 
$
—

Outstanding at June 30, 2018
 
329,746

 
$
33.05