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Share-Based Compensation (Tables)
 9 Months Ended
Jun. 30, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Fair Value Assumptions
We estimated the fair value of each stock option then outstanding using the Black-Scholes pricing model and the following assumptions for the nine months ended June 30, 2012:
 
Risk-Free Interest Rate
0.9
%
Expected Volatility
44
%
Expected Life (Years)
5.4

Dividend Yield
None
Summary Of Stock Option Activity
A summary of stock option activity during the nine months ended June 30, 2012 is as follows:
 
 
Number of Options (000s)
 
Wtd. Avg. Exercise Price
 
Wtd. Avg. Remaining Contractual Life (Years)
 
Aggregate Intrinsic Value (000s)
Outstanding at September 30, 2011
1,480
 
$
25.44

 
6.1
 
$
13,198

Granted
320
 
$
41.60

 
 
 
 
Exercised
(196)
 
$
16.72

 
 
 
$
5,828

Forfeited
(59)
 
$
36.34

 
 
 
 
Outstanding at June 30, 2012
1,545
 
$
29.48

 
6.3
 
$
12,934

Exercisable at June 30, 2012
950
 
$
24.03

 
4.9
 
$
13,117
Schedule Of Restricted Stock Activity
A summary of restricted stock activity for the nine months ended June 30, 2012 is as follows:
 
 
Number of Shares (000s)
 
Wtd. Avg. Fair Value
Unvested at September 30, 2011
560
 
$
34.54

Granted
391
 
$
41.36

Vested
(207)
 
$
33.07

Forfeited
(41)
 
$
38.49

Unvested at June 30, 2012
703
 
$
38.54