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Stock-Based Compensation (Tables)
 9 Months Ended
Mar. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Assumptions used in our Black-Scholes valuation
The assumptions used in our Black-Scholes valuation related to grants made during the nine months ended March 31, 2016 were as follows:
Risk-free interest rate
 
1.4
%
Expected life (years) (3)
 
4.5

Expected volatility (4)
 
31.7
%
Expected dividend yield
 
2.1
%
(3) Expected life is derived from historical experience.
(4) Expected volatility is based on the implied historical volatility of our stock.
Changes in stock options
Changes in our stock options for the nine months ended March 31, 2017 were as follows:
 
Options
 
Weighted
Average
Exercise Price
 
Weighted Average Remaining Life (years)
 
Aggregate
Intrinsic value
(in thousands)
Options outstanding, June 30, 2016
2,547,809

 
$
33.72

 
 
 
 
Granted
—

 
—

 
 
 
 
Exercised
(250,366
)
 
28.59

 
 
 
 
Lapsed or forfeited
(183,249
)
 
31.29

 
 
 
 
Options outstanding, March 31, 2017
2,114,194

 
$
34.53

 
4.2
 
$
12,207

Options vested and expected to vest, March 31, 2017
2,096,072

 
$
34.58

 
4.2
 
$
12,017

Options exercisable, March 31, 2017
1,641,869

 
$
35.97

 
3.1
 
$
7,382
Changes in time vesting and performance vesting restricted stock units
Changes in our time vesting and performance vesting restricted stock units for the nine months ended March 31, 2017 were as follows:
 
Performance Vesting Stock Units
 
Performance Vesting Weighted Average Fair Value
 
Time Vesting
Stock Units
 
Time Vesting Weighted Average Fair Value
Unvested, June 30, 2016
115,467

 
$
36.96

 
1,014,744

 
$
31.97

Granted
235,241

 
26.35

 
610,633

 
25.45

Vested
(17,124
)
 
45.24

 
(362,563
)
 
35.27

Performance metric not achieved
(35,980
)
 
26.35

 
—

 
—

Forfeited
(17,354
)
 
35.31

 
(68,458
)
 
27.60

Unvested, March 31, 2017
280,250

 
$
27.62

 
1,194,356

 
$
27.87