Quarterly report pursuant to Section 13 or 15(d)

Selling, General and Administrative Expense (Details)

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Selling, General and Administrative Expense (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 31, 2018
Apr. 01, 2017
Mar. 31, 2018
Apr. 01, 2017
Selling, General and Administrative Expense [Abstract]        
Production and distribution costs $ 4.4 $ 3.7 $ 8.3 $ 7.2