Equity-Based Compensation (Schedule Of Stock Appreciation Rights Activity) (Details) - Stock Appreciation Rights (SARs) $ / shares in Units, $ in Thousands	12 Months Ended
	Sep. 29, 2018 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
SARs, Outstanding, Beginning of period | shares	1,168,292
SARs, Granted | shares	120,622
SARs, Exercised | shares	(215,480)
SARs, Forfeited | shares	(10,665)
SARs, Outstanding, End of period | shares	1,062,769
SARs, Exercisable | shares	797,467
SARs, Weighted Average Exercise Price, Beginning of period | $ / shares	$ 53.93
SARs, Weighted Average Exercise Price, Granted | $ / shares	82.31
SARs, Weighted Average Exercise Price, Exercised | $ / shares	51.18
SARs, Weighted Average Exercise Price, Forfeited | $ / shares	69.14
SARs, Weighted Average Exercise Price, End of period | $ / shares	57.56
SARs, Weighted Average Exercise Price, Exercisable | $ / shares	$ 51.67
SARs, Weighted Average Remaining Contractual Terms, Outstanding	5 years 6 months
SARs, Weighted Average Remaining Contractual Terms, Exercisable	4 years 7 months 6 days
SARs, Aggregate Intrinsic Value, Outstanding | $	$ 29,180
SARs, Aggregate Intrinsic Value, Exercisable | $	$ 27,019