Operating Segments and Geographic Data (Tables)

12 Months Ended

Sep. 28, 2018

Segments, Geographical Areas [Abstract]

Revenue By Geographic Region

Revenue Category	Basis For Determining Geographic Location
Licensing	Region in which our licensees’ headquarters are located
Products	Destination to which our products are shipped
Services	Location in which the relevant services are performed

The following tables present selected information regarding total revenue by geographic location (amounts presented in thousands).

Revenue Composition - United States & International

	Fiscal Year Ended
Location	September 28, 2018		September 29, 2017		September 30, 2016
United States	$	388,700	$	373,264	$	320,129
International	783,224		708,190		705,609
Total revenue	$	1,171,924	$	1,081,454	$	1,025,738

Schedule Of Concentration Of Revenue From Individual Geographic Regions

Revenue Concentration - Significant Individual Geographic Regions

	Fiscal Year Ended
Location	September 28, 2018		September 29, 2017		September 30, 2016
United States	33	%	35	%	31	%
South Korea	19	%	16	%	17	%
China	17	%	16	%	14	%
Japan	12	%	12	%	12	%
Europe	11	%	11	%	14	%
Taiwan	3	%	4	%	4	%
Other	5	%	6	%	8	%
Total	100	%	100	%	100	%

Schedule Of Long-Lived Tangible Assets, Net Of Accumulated Depreciation, By Geographic Region

Long-lived tangible assets, net of accumulated depreciation, by geographic region were as follows (in thousands):

Location	September 28, 2018		September 29, 2017
United States	$	453,336	$	439,023
International	60,846		46,252
Total long-lived tangible assets, net of accumulated depreciation	$	514,182	$	485,275