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Employee Benefit Plans (Schedule Of Consolidated Plan Assets Using The Fair Value Hierarchy) (Details) - Pension Plan - USD ($) $ in Thousands	Sep. 29, 2018	Sep. 30, 2017	Oct. 01, 2016
Defined Benefit Plan Disclosure
Total investments at fair value	$ 1,024,624
Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	41,085	$ 40,425	$ 43,203
Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Disclosure
Total investments at fair value	36,066	38,272
U.S. Plans
Defined Benefit Plan Disclosure
Total investments at fair value	878,983	756,274	675,018
U.S. Plans | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	836,124	710,166
U.S. Plans | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	6,309	7,372
U.S. Plans | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	484	464	589
U.S. Plans | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	842,917	718,002
U.S. Plans | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Disclosure
Total investments at fair value	36,066	38,272
U.S. Plans | Mutual funds | Equity funds | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	141,287	302,652
U.S. Plans | Mutual funds | Equity funds | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
U.S. Plans | Mutual funds | Equity funds | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
U.S. Plans | Mutual funds | Equity funds | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	141,287	302,652
U.S. Plans | Mutual funds | Fixed income funds | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	694,837	323,008
U.S. Plans | Mutual funds | Fixed income funds | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
U.S. Plans | Mutual funds | Fixed income funds | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
U.S. Plans | Mutual funds | Fixed income funds | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	694,837	323,008
U.S. Plans | Employer securities | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value		83,246
U.S. Plans | Employer securities | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value		0
U.S. Plans | Employer securities | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value		0
U.S. Plans | Employer securities | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value		83,246
U.S. Plans | Money market funds | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
U.S. Plans | Money market funds | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	6,309	7,372
U.S. Plans | Money market funds | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
U.S. Plans | Money market funds | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	6,309	7,372
U.S. Plans | Cash and cash equivalents | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value		1,260
U.S. Plans | Cash and cash equivalents | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value		0
U.S. Plans | Cash and cash equivalents | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value		0
U.S. Plans | Cash and cash equivalents | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value		1,260
U.S. Plans | Insurance contract | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
U.S. Plans | Insurance contract | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
U.S. Plans | Insurance contract | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	484	464
U.S. Plans | Insurance contract | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	484	464
Non-U.S. Plans
Defined Benefit Plan Disclosure
Total investments at fair value	145,641	141,906	135,439
Non-U.S. Plans | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	6,315	8,128
Non-U.S. Plans | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	98,725	93,817
Non-U.S. Plans | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	40,601	39,961	$ 42,614
Non-U.S. Plans | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	145,641	141,906
Non-U.S. Plans | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Mutual funds | Equity funds | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Mutual funds | Equity funds | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	6,223	15,529
Non-U.S. Plans | Mutual funds | Equity funds | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Mutual funds | Equity funds | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	6,223	15,529
Non-U.S. Plans | Mutual funds | Fixed income funds | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Mutual funds | Fixed income funds | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	7,630	16,440
Non-U.S. Plans | Mutual funds | Fixed income funds | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Mutual funds | Fixed income funds | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	7,630	16,440
Non-U.S. Plans | Equity | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	6,206	8,080
Non-U.S. Plans | Equity | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Equity | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Equity | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	6,206	8,080
Non-U.S. Plans | Fixed income securities | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Fixed income securities | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	16,638	14,488
Non-U.S. Plans | Fixed income securities | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Fixed income securities | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	16,638	14,488
Non-U.S. Plans | Unit investment trusts | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0
Non-U.S. Plans | Unit investment trusts | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	17,547
Non-U.S. Plans | Unit investment trusts | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0
Non-U.S. Plans | Unit investment trusts | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	17,547
Non-U.S. Plans | Unit linked life insurance funds | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Unit linked life insurance funds | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	50,127	41,054
Non-U.S. Plans | Unit linked life insurance funds | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Unit linked life insurance funds | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	50,127	41,054
Non-U.S. Plans | Money market funds | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Money market funds | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	560	814
Non-U.S. Plans | Money market funds | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Money market funds | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	560	814
Non-U.S. Plans | Cash and cash equivalents | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	109	48
Non-U.S. Plans | Cash and cash equivalents | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Cash and cash equivalents | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Cash and cash equivalents | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	109	48
Non-U.S. Plans | Insurance contract | Level 1
Defined Benefit Plan Disclosure
Total investments at fair value	0	0
Non-U.S. Plans | Insurance contract | Level 2
Defined Benefit Plan Disclosure
Total investments at fair value	0	5,492
Non-U.S. Plans | Insurance contract | Level 3
Defined Benefit Plan Disclosure
Total investments at fair value	40,601	39,961
Non-U.S. Plans | Insurance contract | Fair Value, Inputs, Level 1, 2 and 3 [Member]
Defined Benefit Plan Disclosure
Total investments at fair value	$ 40,601	$ 45,453

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