Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Narrative (Details)

v3.10.0.1
Earnings Per Share - Narrative (Details) - $ / shares
shares in Millions
3 Months Ended 9 Months Ended
Jun. 30, 2018
Jun. 24, 2017
Jun. 30, 2018
Jun. 24, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Number of options to purchase common stock outstanding (in shares) 2.4 2.7 2.4 2.7
Common stock outstanding, not included in computation of diluted earnings per share (in shares) 0.6 0.6 0.6 0.6
Minimum        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Options to purchase common stock (in dollars per share) $ 6.43 $ 6.43 $ 6.43 $ 6.43
Maximum        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Options to purchase common stock (in dollars per share) $ 38.10 $ 31.76 $ 38.10 $ 31.76