v3.26.1
Document and Entity Information
Jun. 16, 2026
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 16, 2026
Entity Registrant Name FISCALNOTE HOLDINGS, INC.
Entity Incorporation State Country Code DE
Entity File Number 001-39672
Entity Tax Identification Number 88-3772307
Entity Address Address Line 1 1201 Pennsylvania Avenue NW
Entity Address Address Line 2 6th Floor
Entity Address City Or Town Washington
Entity Address State Or Province DC
Entity Address Postal Zip Code 20004
City Area Code 202
Local Phone Number 793-5300
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0001823466