v3.24.4
Document and Entity Information
Jan. 27, 2025
Document And Entity Information [Line Items]  
Entity Incorporation State Country Code DE
Amendment Flag false
Entity Central Index Key 0001283699
Document Type 8-K
Document Period End Date Jan. 27, 2025
Entity Registrant Name T-MOBILE US, INC.
Entity File Number 1-33409
Entity Tax Identification Number 20-0836269
Entity Address, Address Line One 12920 SE 38th Street
Entity Address, City or Town Bellevue
Entity Address, State or Province WA
Entity Address, Postal Zip Code 98006-1350
City Area Code (425)
Local Phone Number 378-4000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock, $0.00001 par value per share
Trading Symbol TMUS
Security Exchange Name NASDAQ
Three 550 Senior Notes Due 2029 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 3.550% Senior Notes due 2029
Trading Symbol TMUS29
Security Exchange Name NASDAQ
Three 700 Senior Notes Due 2032 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 3.700% Senior Notes due 2032
Trading Symbol TMUS32
Security Exchange Name NASDAQ
Three 850 Senior Notes Due 2036 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 3.850% Senior Notes due 2036
Trading Symbol TMUS36
Security Exchange Name NASDAQ