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Document and Entity Information
Apr. 24, 2026
Document and Entity Information [Abstract]  
Document Type 8-K
Document Period End Date Apr. 24, 2026
Entity Registrant Name Texas Community Bancshares, Inc.
Entity Incorporation, State or Country Code MD
Entity File Number 001-40610
Entity Tax Identification Number 86-2760335
Entity Address, Address Line One 215 West Broad Street
Entity Address, City or Town Mineola
Entity Address State Or Province TX
Entity Address, Postal Zip Code 75773
City Area Code 903
Local Phone Number 569-2602
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common stock, par value $0.01 per share
Trading Symbol TCBS
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period true
Entity Central Index Key 0001849466
Amendment Flag false