v3.22.4
Document and Entity Information
Jan. 25, 2023
Cover [Abstract]  
Entity Registrant Name GENTHERM Inc
Amendment Flag false
Entity Central Index Key 0000903129
Document Type 8-K
Document Period End Date Jan. 25, 2023
Entity Incorporation State Country Code MI
Entity File Number 0-21810
Entity Tax Identification Number 95-4318554
Entity Address, Address Line One 21680 Haggerty Road
Entity Address, City or Town Northville
Entity Address, State or Province MI
Entity Address, Postal Zip Code 48167
City Area Code (248)
Local Phone Number 504-0500
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, no par value
Trading Symbol THRM
Security Exchange Name NASDAQ
Entity Emerging Growth Company false