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Stock Option Plans (Tables)
12 Months Ended
Jul. 31, 2011
Stock Option Plans  
Weighted Average Assumptions For Recognized Fair Value Of Stock-Based Employee Compensation Cost

 

 

 

 

 

 

 

 

 

 

 

 

 

2011

 

2010

 

2009

 

Risk - free interest rate

 

 

<0.12 - 3.1

%

 

0.01 - 3.9

%

 

1.4- 4.0

%

Expected volatility

 

 

25.5- 34.7

%

 

24.4- 32.3

%

 

21.6- 25.5

%

Expected dividend yield

 

 

1.0

%

 

1.0

%

 

1.0

%

 

 

 

 

 

 

 

 

 

 

 

Expected life

 

 

 

 

 

 

 

 

 

 

Director original grants without reloads

 

 

8 years

 

 

8 years

 

 

8 years

 

Non - officer original grants

 

 

8 years

 

 

78 years

 

 

7 years

 

Officer original grants with reloads

 

 

 

 

4 years

 

 

4 years

 

Reload grants

 

 

<8 years

 

 

<8 years

 

 

<5 years

 

Officer original grants without reloads

 

 

8 years

 

 

8 years

 

 

7 years

 

Stock Option Activity

 

 

 

 

 

 

 

 

 

 

Options
Outstanding

 

Weighted
Average Exercise
Price

 

Outstanding at July 31, 2008

 

 

5,181,778

 

$

25.62

 

Granted

 

 

366,588

 

 

34.23

 

Exercised

 

 

(505,363

)

 

17.64

 

Canceled

 

 

(44,878

)

 

39.04

 

Outstanding at July 31, 2009

 

 

4,998,125

 

 

26.94

 

Granted

 

 

643,974

 

 

42.41

 

Exercised

 

 

(848,990

)

 

20.84

 

Canceled

 

 

(21,297

)

 

41.94

 

Outstanding at July 31, 2010

 

 

4,771,812

 

 

30.04

 

Granted

 

 

551,601

 

 

57.22

 

Exercised

 

 

(1,121,751

)

 

23.10

 

Canceled

 

 

(7,665

)

 

47.20

 

Outstanding at July 31, 2011

 

 

4,193,997

 

 

35.44

 

Outstanding And Exercisable Options

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Range of Exercise Prices

 

Number
Outstanding

 

Weighted
Average
Remaining
Contractual
Life (Years)

 

Weighted
Average
Exercise
Price

 

Number
Exercisable

 

Weighted
Average
Exercise
Price

 

$12 to $22

 

 

658,066

 

 

1.19

 

$

17.89

 

 

658,066

 

$

17.89

 

$22 to $32

 

 

1,102,423

 

 

2.94

 

 

30.12

 

 

1,086,511

 

 

30.09

 

$32 to $42

 

 

1,121,686

 

 

5.67

 

 

34.95

 

 

1,101,164

 

 

34.96

 

$42 and above

 

 

1,311,822

 

 

8.23

 

 

49.15

 

 

655,381

 

 

44.34

 

 

 

 

4,193,997

 

 

5.05

 

 

35.44

 

 

3,501,122

 

 

32.00

 

Status For Options Containing Vesting Provisions

 

 

 

 

 

 

 

 

 

 

Options

 

Weighted
Average Grant
Date Fair
Value

 

Non - vested at July 31, 2010

 

 

407,453

 

$

12.89

 

Granted

 

 

482,250

 

 

18.45

 

Vested

 

 

(189,913

)

 

12.27

 

Canceled

 

 

(6,915

)

 

15.42

 

Non - vested at July 31, 2011

 

 

692,875

 

 

16.90