v3.26.1
Cover
May 28, 2026
Entity Addresses [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date May 28, 2026
Entity File Number 1-38636
Entity Registrant Name GARRETT MOTION INC.
Entity Central Index Key 0001735707
Entity Tax Identification Number 82-4873189
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 47548 Halyard Drive
Entity Address, City or Town Plymouth
Entity Address, State or Province MI
Entity Address, Postal Zip Code 48170
City Area Code 734
Local Phone Number 392 5500
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.001 par value per share
Trading Symbol GTX
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Other Address [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One La Pièce 16
Entity Address, City or Town Rolle
Entity Address, Country CH
Entity Address, Postal Zip Code 1180
City Area Code 41 21
Local Phone Number 695 30 00