Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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SHAREHOLDERS' EQUITY (Summary Of PSU Award Activity) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018	Dec. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 2.6	$ 3.3	$ 10.0	$ 10.5
Performance Share Units (PSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense			$ 2.3
Shares
Unvested (in shares)			167,840
Granted (in shares)			43,683
Vested (in shares)			(60,553)
Forfeited (in shares)			(56,484)
Unvested (in shares)	94,486		94,486		167,840
Weighted Average Fair Value at Grant Date
Unvested, weighted average fair value at grant date (in dollars per share)			$ 71.71
Granted, weighted average fair value at grant date (in dollars per share)			85.54
Vested, weighted average fair value at grant date (in dollars per share)			65.85
Forfeited, weighted average fair value at grant date (in dollars per share)			66.61
Unvested, weighted average fair value at grant date (in dollars per share)	$ 86.35		$ 86.35		$ 71.71
Unvested, weighted average remaining contractual term			2 years 1 month 6 days		1 year 9 months 18 days