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Related Party Transactions (Details Narrative) - USD ($)
3 Months Ended 12 Months Ended
Oct. 29, 2021
Dec. 18, 2013
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Related Party Transaction [Line Items]          
Equity method investment amount     $ 0 $ 0  
Harmattan Energy Ltd [Member]          
Related Party Transaction [Line Items]          
Equity method investments     750,000    
Equity method investments writing it down     $ 0    
Chief Executive Officer [Member]          
Related Party Transaction [Line Items]          
Description of director owns     (i) 90% of the equity of Soluna Technologies Investment I, LLC, which owns 57.9% of HEL and (ii) 100% of the equity of MJT Park Investors, Inc., which owns 3.1% of HEL, in each case, on a fully diluted basis. Mr. Toporek does not own directly, or indirectly, any equity interest in Tera Joule, LLC, which owns 9.2% of HEL; however, as a result of his 100% ownership of Brookstone IAC, Inc., which is the manager of Tera Joule, LLC, he has dispositive power over the equity interests that Tera Joule owns in HEL.    
Matthew ELipman [Member]          
Related Party Transaction [Line Items]          
Description of director owns     Tera Joule, LLC, which owns 9.2% of HEL; however, as a result of his position as a director and officer of Brookstone IAC, Inc., which is the manager of Tera Joule, LLC, he has dispositive power over the equity interests that Tera Joule owns in HEL. As a result, the approximate dollar value of the amount of Mr. Toporek’s and Mr. Lipman’s interest in the Company’s transactions with HEL for the three months ended March 31, 2023 was $0 and $0.    
John Belizaire and John Bottomley [Member]          
Related Party Transaction [Line Items]          
Description of director owns         In addition, Mr. Belizaire is the beneficial owner of 1,317,567 shares of common stock of HEL and 102,380 Class Seed Preferred shares, which are convertible into 86,763 shares of common stock of HEL. These interests give Mr. Belizaire an ownership of 10.54% in HEL. Mr. Belizaire also owns an interest in HEL indirectly through his 5.0139% interest of Tera Joule, LLC’s 965,945 Class Seed Preferred shares, which are convertible into 818,596 shares of common stock of HEL. Mr. Bottomley is the beneficial owner of 96,189, or approximately 0.72%, of the outstanding shares of common stock of HEL.
Shares converted     1,317,567    
John Belizaire and John Bottomley [Member] | Class Seed Preferred Share [Member]          
Related Party Transaction [Line Items]          
Shares converted     102,380    
Employee Receivables [Member]          
Related Party Transaction [Line Items]          
Other receivables     $ 120,000   $ 120,000
Employee Receivables [Member] | Prepaid Expenses and Other Current Assets [Member]          
Related Party Transaction [Line Items]          
Other receivables     30,000   26,000
Employee Receivables [Member] | Other Noncurrent Assets [Member]          
Related Party Transaction [Line Items]          
Other receivables     90,000   $ 94,000
MeOH Power Inc [Member]          
Related Party Transaction [Line Items]          
Company paid   $ 380,000      
Share price         $ 0.07
Promissory note available to convert     346,000   $ 342,000
Couch White LLP [Member]          
Related Party Transaction [Line Items]          
Legal services     $ 1,000 $ 1,000  
Soluna Computing Inc [Member]          
Related Party Transaction [Line Items]          
Payment of related party $ 725,000        
Harmattan Energy Ltd [Member]          
Related Party Transaction [Line Items]          
Shares converted     86,763    
Payments to acquire investments     $ 750,000    
Investment percentage     1.79%   1.79%
Harmattan Energy Ltd [Member] | Common Stock [Member]          
Related Party Transaction [Line Items]          
Shares converted     818,596    
Tera Joule LLC [Member] | Class Seed Preferred Share [Member]          
Related Party Transaction [Line Items]          
Shares converted     965,945    
MrBottomley [Member] | Common Stock [Member]          
Related Party Transaction [Line Items]          
Shares converted     96,189