Summary Of Significant Accounting Policies (Tables)

12 Months Ended

Sep. 28, 2018

Accounting Policies [Abstract]

Schedule Of Property, Plant, And Equipment, Estimated Useful Life

PP&E is stated at cost less accumulated depreciation. Depreciation expense is recognized on a straight-line basis according to estimated useful lives assigned to each of our different categories of PP&E as summarized within the following table:    

PP&E Category	Useful Life
Computer equipment and software	3 to 5 years
Machinery and equipment	3 to 8 years
Furniture and fixtures	5 to 8 years
Leasehold improvements	Lesser of useful life or related lease term
Equipment provided under operating leases	15 years
Buildings and building improvements	20 to 40 years

Advertising and Promotional Costs

Advertising and promotional costs are charged to S&M expense as incurred. Our advertising and promotional costs were as follows (in thousands):

	Fiscal Year Ended
	September 28, 2018		September 29, 2017		September 30, 2016
Advertising and promotional costs	$	49,519	$	47,402	$	44,221

Schedule of Foreign Currency Translation Gains (Losses)

These losses were as follows (in thousands):    

	Fiscal Year Ended
	September 28, 2018			September 29, 2017			September 30, 2016
Foreign currency transaction (losses)	$	(823	)	$	(74	)	$	(474	)