v3.25.2
Document And Entity Information
6 Months Ended
Jun. 30, 2025
Document Information Line Items  
Entity Central Index Key 0002033770
Document Type S-1
Entity Registrant Name CID HoldCo, Inc.
Entity Incorporation, State or Country Code DE
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company true
Entity Ex Transition Period false
Amendment Flag false