Note 12 Effective Tax Rate (Details)	12 Months Ended
	Oct. 03, 2020	Sep. 28, 2019	Sep. 29, 2018
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Federal tax at statutory tax rate	21.00%	21.00%	24.50%
Tax Act impact	0.00%	0.00%	165.16%
Effect of foreign operations	9.41%	9.30%	7.92%
Permanent items	(0.59%)	0.40%	(1.37%)
Discrete charge for restructuring transaction	0.00%	8.88%	0.00%
Federal credits	(1.31%)	(0.07%)	(1.28%)
Other	(0.06%)	0.68%	1.77%
State income taxes, net of federal benefit	1.96%	2.19%	1.24%
Effective tax rate	30.41%	42.38%	197.94%