COVER PAGE - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Mar. 29, 2022	Jun. 30, 2021
Entity Information [Line Items]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2021
Current Fiscal Year End Date	--12-31
Document Transition Report	false
Entity File Number	001-39755
Entity Registrant Name	Navitas Semiconductor Corporation
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	85-2560226
Entity Address, Address Line One	22 Fitzwilliam Square South
Entity Address, City or Town	Dublin,
Entity Address, Country	IE
Entity Address, Postal Zip Code	D02 FH68
City Area Code	844
Local Phone Number	654-2642
Title of 12(b) Security	Class A Common Stock,par value $0.0001 per share
Trading Symbol	NVTS
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
ICFR Auditor Attestation Flag	false
Entity Shell Company	false
Entity Public Float			$ 250,976
Documents Incorporated by Reference	Portions of the registrant’s proxy statement for the 2022 annual meeting of stockholders are incorporated into Part III herein.
Amendment Flag	false
Entity Central Index Key	0001821769
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Entity Filer Category	Non-accelerated Filer
Common Class A
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		122,864,987
Common Class B
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		0