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Cover
Apr. 25, 2023
Document Type 8-K
Amendment Flag false
Document Period End Date Apr. 25, 2023
Entity File Number 001-40261
Entity Registrant Name SOLUNA HOLDINGS, INC.
Entity Central Index Key 0000064463
Entity Tax Identification Number 14-1462255
Entity Incorporation, State or Country Code NV
Entity Address, Address Line One 325 Washington Avenue Extension
Entity Address, City or Town Albany
Entity Address, State or Province NY
Entity Address, Postal Zip Code 12205
City Area Code (518)
Local Phone Number 218-2500
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false
Common Stock, par value $0.0001 per share  
Title of 12(b) Security Common Stock, par value $0.0001 per share
Trading Symbol SNLH
Security Exchange Name NASDAQ
9.0% Series A Cumulative Perpetual  
Title of 12(b) Security 9.0% Series A Cumulative Perpetual
Trading Symbol SLNHP
Security Exchange Name NASDAQ