Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
Apr. 02, 2021	Apr. 03, 2020
Revenues:
Total revenues	$ 270,230	$ 226,915
Operating expenses:
Cost of goods sold	13,198	9,289
Research and development	159,288	101,877
Selling, general and administrative	102,351	62,940
Total operating expenses	274,837	174,106
Income (loss) from operations	(4,607)	52,809
Interest income	2,682	7,220
Other income (expense), net	(90)	6
Income (loss) before income taxes	(2,015)	60,035
Provision for (benefit from) income taxes	(3,616)	11,423
Net income	$ 1,601	$ 48,612
Net income per share:
Basic (in dollars per share)	$ 0.01	$ 0.16
Diluted (in dollars per share)	$ 0.00	$ 0.15
Weighted-average common shares outstanding:
Basic (in shares)	312,473	305,388
Diluted (in shares)	321,287	315,839
Net product revenues
Revenues:
Total revenues	$ 227,212	$ 193,880
License revenues
Revenues:
Total revenues	27,528	20,879
Collaboration services revenues
Revenues:
Total revenues	$ 15,490	$ 12,156

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(a),(d))
-URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227