CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 28, 2024	Sep. 30, 2023	Sep. 28, 2024	Sep. 30, 2023
Revenue:
Total revenue		$ 354,398	$ 392,369	$ 1,004,059	$ 1,160,672
Cost of revenue:
Amortization of intangible assets		0	3,528	0	10,621
Restructuring and other related costs		(24)	0	652	0
Total cost of revenue		213,184	234,049	616,810	712,662
Gross profit		141,214	158,320	387,249	448,010
Operating expenses:
Research and development		73,283	76,846	225,223	237,234
Sales and marketing		35,715	41,075	118,357	124,406
General and administrative		34,160	29,368	101,114	89,762
Amortization of intangible assets		2,257	2,976	6,769	10,088
Merger-related charges	[1]	6,954	0	15,471	0
Restructuring and other related costs		(157)	400	4,105	2,621
Total operating expenses		152,212	150,665	471,039	464,111
Income (loss) from operations		(10,998)	7,655	(83,790)	(16,101)
Other income (expense), net:
Interest income		874	546	2,789	1,734
Interest expense		(8,764)	(7,608)	(25,556)	(21,795)
Other gain (loss), net		8,485	(7,540)	(8,910)	10,586
Total other income (expense), net		595	(14,602)	(31,677)	(9,475)
Loss before income taxes		(10,403)	(6,947)	(115,467)	(25,576)
Provision for income taxes		3,910	2,466	8,528	12,510
Net loss		$ (14,313)	$ (9,413)	$ (123,995)	$ (38,086)
Net loss per common share:
Basic (in dollars per share)		$ (0.06)	$ (0.04)	$ (0.53)	$ (0.17)
Diluted (in dollars per share)		$ (0.06)	$ (0.04)	$ (0.53)	$ (0.17)
Weighted average shares used in computing net loss per common share:
Basic (in shares)		235,832	228,077	233,905	225,465
Diluted (in shares)		235,832	228,077	233,905	225,465
Product
Revenue:
Total revenue		$ 276,214	$ 316,613	$ 778,008	$ 931,057
Cost of revenue:
Cost of revenue		170,693	190,312	494,248	577,152
Services
Revenue:
Total revenue		78,184	75,756	226,051	229,615
Cost of revenue:
Cost of revenue		$ 42,515	$ 40,209	$ 121,910	$ 124,889

[1] Represents charges incurred directly in connection with the pending Merger with Nokia. See Note 1, Basis of Presentation and Significant Accounting Policies, for further information.