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Stockholder's Equity Dividend (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
Apr. 27, 2017
Mar. 31, 2017
Dec. 30, 2016
Apr. 01, 2016
Mar. 31, 2017
Apr. 01, 2016
Dividends Payable [Line Items]            
Cash dividends declared and paid per share (usd per share)   $ 0.28 $ 0.28 $ 0.26 $ 0.56 $ 0.52
Payments of ordinary dividends   $ 51.8 $ 51.8   $ 103.6  
Subsequent Event [Member] | Dividend Declared [Member]            
Dividends Payable [Line Items]            
Dividend declaration date Apr. 27, 2017          
Dividends declared (usd per share) $ 0.28          
dividends date to be paid Jun. 06, 2017          
Dividends date of record May 16, 2017