Income Taxes (Income Tax Expense in Consolidated Statements of Earnings) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 02, 2020	Sep. 27, 2019	Sep. 28, 2018
Income Tax Disclosure [Abstract]
Statutory amount	$ 92,652	$ 73,701	$ 81,421
State taxes, net of the federal benefit	7,254	10,183	15,772
Exclusion of tax on non-controlling interests	(6,622)	(4,839)	(2,389)
Foreign:
Difference in tax rates of foreign operations	(6,267)	1,083	2,815
Benefit from foreign valuation allowance release	(16,861)	(29,125)	(5,088)
U.S. tax cost of foreign operations	42,992	(17,760)	4,030
Tax differential on foreign earnings	19,864	(45,802)	1,757
Foreign tax credits	(26,471)	(15,682)	(21,735)
Tax Rate Change	(6,811)	0	0
Tax Reform	0	36,674	155,756
Valuation Allowance	0	(207)	104,221
Uncertain tax positions	(11,338)	(6,883)	(1,402)
Other items:
IRS §179D deduction	(7,267)	(2,957)	(4,557)
Disallowed officer compensation	5,081	5,568	1,510
Stock compensation	(10,234)	(7,864)	(2,158)
Other items – net	(788)	(4,938)	(2,564)
Total other items	(13,208)	(10,191)	(7,769)
Consolidated income tax expense from continuing operations	$ 55,320	$ 36,954	$ 325,632
Statutory tax rate	21.00%	21.00%	24.60%
State taxes, net of the federal benefit	1.60%	2.90%	4.80%
Exclusion of tax on non-controlling interests	(1.50%)	(1.40%)	(0.70%)
Foreign:
Difference in tax rates of foreign operations	(1.40%)	0.30%	0.90%
Benefit from foreign valuation allowance release	(3.80%)	(8.30%)	(1.50%)
Nontaxable income from foreign affiliate	9.70%
U.S. tax cost of foreign operations		(5.10%)	1.20%
Tax differential on foreign earnings	4.50%	(13.10%)	0.60%
Foreign tax credits	(6.00%)	(4.50%)	(6.60%)
Tax Rate Change	(1.50%)	0.00%	0.00%
Tax Reform	0.00%	10.40%	47.10%
Valuation Allowance	0.00%	(0.10%)	31.50%
Uncertain tax positions	(2.60%)	(2.00%)	(0.40%)
Other items:
IRS §179D deduction	(1.60%)	(0.80%)	(1.40%)
Disallowed officer compensation	1.20%	1.60%	0.50%
Stock compensation	(2.30%)	(2.20%)	(0.70%)
Other items – net	(0.20%)	(1.40%)	(0.80%)
Total other items	(3.00%)	(2.80%)	(2.40%)
Taxes on income (percent)	12.50%	10.50%	98.40%