MaxLinear, Inc. Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangibles Assets - Schedule of Acquired Finite-Lived Intangible Assets by Major Class (Details)

Goodwill and Intangibles Assets - Schedule of Acquired Finite-Lived Intangible Assets by Major Class (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in Years)	6 years 1 month 6 days
Gross Carrying Amount	$ 480,116	$ 477,125
Accumulated Amortization	(397,473)	(367,809)
Net Carrying Amount	$ 82,643	109,316	$ 122,142	$ 149,940
Licensed technology
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in Years)	6 years 10 months 24 days
Gross Carrying Amount	$ 19,974	21,764
Accumulated Amortization	(1,184)	(580)
Net Carrying Amount	$ 18,790	21,184
Developed technology
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in Years)	6 years 10 months 24 days
Gross Carrying Amount	$ 311,261	311,261
Accumulated Amortization	(255,303)	(228,532)
Net Carrying Amount	$ 55,958	82,729
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in Years)	6 years 2 months 12 days
Gross Carrying Amount	$ 14,800	14,800
Accumulated Amortization	(14,240)	(13,461)
Net Carrying Amount	$ 560	1,339
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in Years)	5 years
Gross Carrying Amount	$ 128,800	128,800
Accumulated Amortization	(125,962)	(124,807)
Net Carrying Amount	$ 2,838	3,993
Backlog
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in Years)	5 years 3 months 18 days
Gross Carrying Amount	$ 500	500
Accumulated Amortization	(500)	(429)
Net Carrying Amount	$ 0	71
Patents
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (in Years)	7 years
Gross Carrying Amount	$ 4,781	0
Accumulated Amortization	(284)	0
Net Carrying Amount	$ 4,497	$ 0