EMPLOYEE BENEFITS (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 02, 2020	Sep. 27, 2019	Sep. 28, 2018
Retirement Benefits [Abstract]
Unrecognized loss amortization	$ 85
Aggregate accumulated benefit obligation, plan assets in excess of benefit obligation	31,446	$ 29,018
Aggregate fair value of plan assets, plan assets in excess of benefit obligation	32,923	30,356
Aggregate accumulated benefit obligation	1,185	1,230
Aggregate fair value of plan assets	0	0
Defined benefit pension plans	171
Actuarial gain (loss)	(2,358)	4,320	$ 1,633
Deferred compensation liability	21,585	19,092
Expense attributable to the defined contribution programs	$ 1,592	$ 1,422	$ 1,321