Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Dec. 28, 2012	Dec. 30, 2011
Revenue:
Licensing	$ 204,876	$ 200,424
Products	25,498	26,400
Services	6,228	7,354
Total revenue	236,602	234,178
Cost of revenue:
Cost of licensing	3,080	3,328
Cost of products	18,489	13,888
Cost of services	4,036	3,194
Total cost of revenue	25,605	20,410
Gross margin	210,997	213,768
Operating expenses:
Research and development	42,436	32,826
Sales and marketing	58,421	43,816
General and administrative	43,108	35,465
Restructuring charges, net	0	368
Total operating expenses	143,965	112,475
Operating income	67,032	101,293
Interest income	1,339	1,737
Interest expense	(25)	(26)
Other income, net	713	200
Income before provision for income taxes	69,059	103,204
Provision for income taxes	(17,582)	(29,838)
Net income including controlling interest	51,477	73,366
Less: net income attributable to controlling interest	(128)	(207)
Net Income Attributable to Dolby Laboratories, Inc.	51,349	73,159
Net income per share:
Basic	$ 0.50	$ 0.67
Diluted	$ 0.50	$ 0.67
Weighted-average shares outstanding:
Basic	102,361	108,884
Diluted	103,523	109,443
Related party rent expense included in operating expenses	343	343
Related party rent expense included in net income attributable to controlling interest	$ 732	$ 754