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Document And Entity Information | 9 Months Ended
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Sep. 30, 2025
Document Information Line Items |
Entity Central Index Key | 0002033770
Document Type | POS AM
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 Description | On September 5, 2025, the registrant filed a Registration Statement on Form S-1 (Registration No. 333-290052), which was amended on September 16, 2025 and declared effective by the United States Securities and Exchange Commission on September 18, 2025 (as amended and supplemented, the “Registration Statement”).This Post-Effective Amendment No. 1 to Form S-1 (the “Post-Effective Amendment”) is being filed to update the Registration Statement to include information contained in the registrant’s Quarterly Report on Form 10-Q for the quarterly period ended September 30, 2025 and certain other information in the Registration Statement.No additional securities are being registered under this Post-Effective Amendment. All applicable registration fees were paid at the time of the original filing of the Registration Statement.
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