XML 65 R47.htm IDEA: XBRL DOCUMENT v3.5.0.2
Summary of Significant Accounting Policies - Changes in accumulated balances of other comprehensive income (Details) - USD ($)
$ in Millions
 12 Months Ended
Sep. 24, 2016
Sep. 26, 2015
Sep. 27, 2014
Accounting Policies [Abstract]      
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax $ (26.1) $ (15.7) $ (4.7)
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (0.3) 6.9 8.9
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax 2.5 1.8 1.6
Accumulated other comprehensive Income Loss Hedge (3.4) (3.9) 0.0
Accumulated Other Comprehensive Income (Loss), Net of Tax (32.3) (14.5) 2.6
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent (10.4) (20.6) (13.3)
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax 1.1 9.8 3.2
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax, Portion Attributable to Parent 0.7 0.2 1.3
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net (3.4) (3.9) $ 0.0
Other Comprehensive Income (Loss), before Reclassifications, before Tax (15.6) (34.5)  
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax $ (2.2) $ 17.4