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EMPLOYEE STOCK PLANS Stock Option Activity (Details)
$ / shares in Units, shares in Thousands, $ in Thousands
 9 Months Ended
Jun. 29, 2018
USD ($)
$ / shares
shares
Number of Shares  
Options, outstanding, beginning balance | shares 1,926
Options, grants in period | shares 232
Options, canceled, forfeited and expired in period | shares (19)
Options, exercises in period | shares (134)
Options, outstanding, ending balance | shares 2,005
Options, exercisable | shares 991
Weighted Average Exercise Price  
Options, outstanding, weighted average exercise price, beginning (in USD per share) $ 29.11
Options, grants in period, weighted average exercise price (in USD per share) 37.12
Options, canceled, forfeited and expired in period, weighted average exercise price (in USD per share) 27.78
Options, exercises in period, weighted average exercise price (in USD per share) 25.86
Options, outstanding, weighted average exercise price, ending (in USD per share) 30.27
Options, exercisable, weighted average exercise price (in USD per share) $ 28.31
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]  
Options, outstanding, weighted average remaining contractual term (in years) 4 years 10 months 6 days
Options, exercisable, weighted average remaining contractual term (in years) 4 years 11 months 6 days
Options, outstanding, intrinsic value | $ $ 13,685
Options, exercisable, intrinsic value | $ $ 8,699
Share price (in usd per share) $ 37.09