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Earnings Per Share
6 Months Ended
Mar. 30, 2019
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
 
Six Months Ended
 
March 30,
2019
 
March 31,
2018
 
March 30,
2019
 
March 31,
2018
Shares (in millions):
 
 
 
 
 
 
 
Weighted average number of common and common equivalent shares outstanding (basic)
1,530

 
1,503

 
1,510

 
1,507

Weighted average dilutive impact of Awards
7

 
7

 
7

 
8

Weighted average number of common and common equivalent shares outstanding (diluted)
1,537

 
1,510

 
1,517

 
1,515

Awards excluded from diluted earnings per share
14

 
12

 
13

 
13