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Earnings Per Share
9 Months Ended
Jun. 30, 2018
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings Per Share
Diluted earnings per share amounts are based upon the weighted average number of common and common equivalent shares outstanding during the period and are calculated using the treasury stock method for equity-based compensation awards (Awards). A reconciliation of the weighted average number of common and common equivalent shares outstanding and the number of Awards excluded from the diluted earnings per share calculation, as they were anti-dilutive, are as follows: 
 
Quarter Ended
 
Nine Months Ended
 
June 30,
2018
 
July 1,
2017
 
June 30,
2018
 
July 1,
2017
Shares (in millions):
 
 
 
 
 
 
 
Weighted average number of common and common equivalent shares outstanding (basic)
1,491

 
1,562

 
1,502

 
1,578

Weighted average dilutive impact of Awards
7

 
10

 
8

 
10

Weighted average number of common and common equivalent shares outstanding (diluted)
1,498

 
1,572

 
1,510

 
1,588

Awards excluded from diluted earnings per share
12

 
8

 
12

 
11