Related Party Transactions (Details Narrative) - USD ($)		3 Months Ended		9 Months Ended		12 Months Ended
	Mar. 23, 2020	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020	Jan. 13, 2020
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Professional fees		$ 3,000	$ 8,000	$ 18,000	$ 85,000
Payments to Acquire Investments				$ 118,000
Investment percentage		20.00%		20.00%
Effective Time Holders [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Principle value		$ 2,970,000		$ 2,970,000
Soluna [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Management fee						$ 65,000
Acquire additional assets				$ 112,000
Investment percentage		1.79%		1.79%
Description of affiliations				Michael Toporek, our Chief Executive Officer and a 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.
Cost of investment		$ 750,000		$ 750,000
Soluna [Member] | Class A Preferred Shares [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Payments to Acquire Investments	$ 250,000
Investment shares purchased	79,365						158,730
Soluna [Member] | Operating And Management Agreement 3 [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Management fee				380,000
Soluna [Member] | Operating And Management Agreement 2 [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Management fee						150,000
Soluna [Member] | Operating And Management Agreement 4 [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Management fee						38,000,000
Soluna [Member] | Operating And Management Agreement 5 [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Management fee				544,000
Me OH Power [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Promissory Note available to convert		$ 327,000		$ 327,000		$ 321,000