Interim Condensed Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 25, 2020	Dec. 27, 2019
Revenue:
Revenue	$ 389,874	$ 291,877
Total revenue	389,874	291,877
Cost of revenue:
Total cost of revenue	35,304	37,315
Gross margin	354,570	254,562
Operating expenses:
Research and development	63,772	57,650
Sales and marketing	75,445	95,118
General and administrative	54,454	52,529
Gain on sale of assets	(13,871)	0
Restructuring charges	10,023	675
Total operating expenses	189,823	205,972
Operating income	164,747	48,590
Other income/expense:
Interest income	974	4,932
Interest expense	(85)	(72)
Other income, net	1,326	1,004
Total other income	2,215	5,864
Income before income taxes	166,962	54,454
Provision for income taxes	(24,272)	(5,863)
Net income including controlling interest	142,690	48,591
Less: net (income)/loss attributable to controlling interest	(7,492)	162
Net income attributable to Dolby Laboratories, Inc.	$ 135,198	$ 48,753
Net income per share:
Basic (in usd per share)	$ 1.34	$ 0.49
Diluted (in usd per share)	$ 1.30	$ 0.47
Weighted-average shares outstanding:
Basic (in shares)	100,716	100,336
Diluted (in shares)	103,876	103,078
Related party rent expense:
Included in operating expenses	$ 16	$ 70
Included in net income attributable to controlling interest	$ 119	$ (106)
Common stock, dividends declared (in dollars per share)	$ 0.22	$ 0.22
Common Stock, Dividends, Per Share, Cash Paid	$ 0.22	$ 0.22
Licensing
Revenue:
Revenue	$ 373,005	$ 257,683
Cost of revenue:
Cost of revenue	12,946	12,342
Products and services
Revenue:
Revenue	16,869	34,194
Cost of revenue:
Cost of revenue	$ 22,358	$ 24,973