Debt (Details Narrative) $ / shares in Units, Integer in Thousands																		3 Months Ended										12 Months Ended
	Mar. 05, 2024 $ / shares shares	Feb. 28, 2024 USD ($) $ / shares shares	Feb. 13, 2024 USD ($)	Feb. 01, 2024 $ / shares	Dec. 07, 2023 USD ($)	Nov. 20, 2023 USD ($) $ / shares shares	Sep. 05, 2023 USD ($)	May 11, 2023 USD ($) Integer $ / shares shares	Feb. 23, 2023 USD ($)	Jan. 01, 2023 USD ($)	Oct. 25, 2022	Jan. 26, 2022 USD ($)	Jan. 14, 2022 USD ($)	Jan. 13, 2022 USD ($) $ / shares shares	Dec. 30, 2021 USD ($)	Oct. 25, 2021 USD ($) $ / shares shares	Sep. 15, 2021 USD ($)	Mar. 31, 2024 USD ($) $ / shares shares		Dec. 31, 2023 USD ($)		Sep. 30, 2023 USD ($)		Jun. 30, 2023 USD ($)		Mar. 31, 2023 USD ($)		Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	May 09, 2023 USD ($)	Mar. 10, 2023 USD ($)	Dec. 05, 2022 $ / shares
Convertible Note		$ 5,000,000																$ 6,216,000		$ 8,474,000								$ 8,474,000
Debt face amount																		$ 7,700,000								$ 11,600,000
Debt instrument conversion shares | shares																		50,000
Conversion price | $ / shares		$ 3.78
Issuance to purchase of warrants | shares	50,000
Issuance to purchase of warrants | $ / shares		$ 0.01												$ 237.50				$ 3.78														$ 19.00
Principal amount		2.00%
Issuance of shares- Notes conversion																		$ 1,023,000		3,570,000		$ 650,000		$ 400,000		1,394,000
Debt instrument fair value																		7,500,000								10,400,000
Debt, fair value																		6,200,000
Accrued interest																															18.00%
Debt default, amount																															$ 617,000
Extension fee								$ 250,000
Percentage of principal outstanding								14.00%
Shares new issues | shares	68,000
Percentage of outstanding shares								4.99%
Debt instrument conversion amount																		$ 1,500,000
Debt instrument, prepayment penalty, percentage																		20.00%
Prepayment penalty description																		Under the new Transaction Documents, in the event the prepayment occurs between February 15, 2024 and July 24, 2024, prepayment penalty is reduced to 10%
Debt instrument conversion price exceeds | $ / shares																		$ 5.00
Floor price description		ATM Floor Price means $10 per share initially, which is reduced to $8 per share six months after the ATM is effective and $6 per share 12 months after the after the effective date of the ATM.
Warrants outstanding | shares		850,000																2,165,010
Debt instrument description		For every one $6.00 Repriced Warrant exercised by a Purchaser, such Purchaser shall receive 1.36 new five-year warrants with an exercise price of $0.01, 1.6 new five-year warrants with an exercise price of $4.20, and 1.6 new five-year warrants with an exercise price of $5.70
Warrant repriced price per share | $ / shares	$ 6.00																	$ 6.00
Loss on extinguishment of debt		$ 5,800,000																$ (3,097,000)								473,000
Warrants and rights outstanding																		$ 386,000
Outstanding shares percentage		20.00%
Interest rate																		14.00%
Principal and interest payments																		$ 9,200,000
Maximum borrowing capacity																	$ 1,000,000.0
Interest rate																	0.75%
Line of credit										$ 350,000
Repayments of line of credit																										215,000		350,000
NYDIG [Member]
[custom:ProceedsFromCollateralizedAssets]							$ 3,400,000
Gain (Loss) on Disposition of Assets																												251,000
Loss Contingency, Damages Sought, Value					$ 10,300,000
Debt, Current			$ 9,200,000
[custom:PenaltyFee]			$ 1,000,000.0
Interest Payable																		1,200,000		936,000								936,000
Interest expense, debt																		363,000
NYDIG [Member]
Convertible Note																		9,183,000		10,546,000								10,546,000
Debt face amount																		9,800,000
Monthly principle payment																		730,000
Principal amount																		$ 4,600,000
Soluna MCLLC [Member]
Equity interest ownership percentage												100.00%
Common Stock Trading One [Member]
Consecutive trading days | Integer								10
Convertible stock price trigger, per share | $ / shares								$ 12.50
Trade on shares | shares								40,000
Common Stock Trading Two [Member]
Consecutive trading days | Integer								10
Convertible stock price trigger, per share | $ / shares								$ 17.50
Trade on shares | shares								40,000
Common Stock Trading Three [Member]
Consecutive trading days | Integer								10
Convertible stock price trigger, per share | $ / shares								$ 22.50
Trade on shares | shares								40,000
Repriced Warrant [Member]
Issuance to purchase of warrants | $ / shares																		$ 0.01
Debt instrument conversion amount																		$ 4,700,000
Debt instrument conversion shares | shares																		150,000
Debt instrument conversion price | $ / shares				$ 31.33														$ 3.78
Warrants outstanding | shares		478,951
Warrant [Member]
Warrants outstanding | shares		320,005
New Warrant Valuation [Member]
Warrant repriced price per share | $ / shares		$ 3.78
New Potential Warrant [Member]
Issuance to purchase of warrants | $ / shares		0.01
Warrant repriced price per share | $ / shares		6.00
Additional Warrant One [Member]
Issuance to purchase of warrants | $ / shares		4.20
Additional Warrant Two [Member]
Issuance to purchase of warrants | $ / shares		5.70
Additional Warrants [Member]
Warrant repriced price per share | $ / shares		6.00
Common Stock [Member]
Issuance to purchase of warrants | shares														3,400
Issuance of shares- Notes conversion																			[1]	2,000	[2]		[2]		[2]		[2]
Maximum [Member]
Percentage of principal outstanding								20.00%
Maximum [Member] | Repriced Warrant [Member]
Warrant exercise price decrease | $ / shares		6.00
Maximum [Member] | Warrant [Member]
Warrant exercise price decrease | $ / shares		3.78
Minimum [Member] | Repriced Warrant [Member]
Warrant exercise price decrease | $ / shares		6.00
Minimum [Member] | Warrant [Member]
Warrant exercise price decrease | $ / shares		$ 3.78
Noteholders [Member]
Aggregate deposit amount																													$ 950,000
Class A Warrants [Member]
Issuance to purchase of warrants | $ / shares								$ 12.50
Shares new issues | shares								240,000
Class B Warrants [Member]
Issuance to purchase of warrants | $ / shares								$ 20.00
Shares new issues | shares								80,000
October Secured Notes [Member]
Principal amount											8.00%
Maturity date											Apr. 25, 2023
Accrued interest rate											18.00%
Holders [Member]
Warrants outstanding | shares		51,618
adjustments warrants | shares		530,569
Noteholders [Member]
Warrants outstanding | shares		51,618
Warrant repriced price per share | $ / shares																		$ 6.00
Non Noteholders [Member]
Warrants outstanding | shares		51,618
Noteholder One [Member]
Issuance to purchase of warrants | $ / shares	0.01
Noteholder Two [Member]
Issuance to purchase of warrants | $ / shares	$ 4.20
Shares new issues | shares	80,000
Noteholder Three [Member]
Issuance to purchase of warrants | $ / shares	$ 5.70
Shares new issues | shares	80,000
Navitas Term Loan [Member]
Long term debt, current																		$ 1,100,000		1,700,000								1,700,000
Principal and interest payments																		616,000		547,000								547,000
Securities Purchase Agreement [Member]
Convertible Note																$ 16,300,000
Securities Purchase Agreement [Member] | October Warrants [Member]
Issuance to purchase of warrants | shares																1,776,073
Securities Purchase Agreement [Member] | October Warrants [Member] | Class A Warrant [Member]
Issuance to purchase of warrants | $ / shares																$ 12.50
Securities Purchase Agreement [Member] | October Warrants [Member] | Class B Warrant [Member]
Issuance to purchase of warrants | $ / shares																15
Securities Purchase Agreement [Member] | October Warrants [Member] | Class C Warrant [Member]
Issuance to purchase of warrants | $ / shares																$ 18
Securities Purchase Agreement [Member] | October Secured Notes [Member]
Debt face amount																$ 15,000,000
Debt instrument conversion shares | shares																1,776,073
Conversion price | $ / shares																$ 9.18
Third Amendment Agreement [Member]
Prepayment of debt						$ 1,500,000
Debt instrument conversion amount						$ 4,700,000
Debt instrument conversion shares | shares						150,000
Debt instrument conversion price | $ / shares						$ 0.01
Fourth Amendment [Member]
Debt instrument fair value		$ 7,500,000
Loss on extinguishment of debt		5,300,000
Gain on revaluation of debt		$ 436,000
Fourth Amendment Agreement [Member]
Debt face amount																		1,000,000.0										6,000,000.0
Debt, fair value																		6,200,000		8,500,000								8,500,000
Monthly principle payment																												8,700,000
[custom:GainsLossesOnExtinguishmentOfDebtAndRevaluation]																		1,300,000
Gain on revaluation associated with the warrant liability																		$ 1,500,000
Master Agreement [Member]
Debt face amount												$ 9,800,000	$ 4,600,000
Interest rate													14.00%
Subordinated Borrowing Terms and Conditions																		the principal balance of $10.5 million became due immediately and the Borrower was to bear interest, at a rate per annum equal to 2.0% plus the rate per annum otherwise applicable to such obligations set forth in the Master Agreement.
[custom:AccruedInterestAndPenalty]																													$ 274,000
Master Agreement [Member] | NYDIG [Member]
Debt face amount															$ 14,400,000
Consent And Waiver Agreement [Member]
Debt face amount														$ 3,000,000
Master Equipment Finance Agreement [Member]
[custom:ProceedsFromCollateralizedAssets]									$ 3,400,000
Interest Payable, Current									$ 560,000
Loan and Security Agreement [Member] | Navitas Term Loan [Member]
Convertible Note																		$ 1,707,000		2,254,000								2,254,000		$ 2,050,000
Maturity date																		May 09, 2025
Interest rate																		15.00%												15.00%
Debt, Current																		$ 1,072,000		1,682,000								1,682,000
Interest expense, debt																		63,000
Principal and interest payments																		$ 616,000		$ 547,000								$ 547,000

[1] Prior period results have been adjusted to reflect the Reverse Stock Split of the Common Stock at a ratio of 1-for- 25 that became effective October 13, 2023. See Note 2, “Basis of Presentation,” for details.

[2] Prior period results have been adjusted to reflect the Reverse Stock Split of the Common Stock at a ratio of 1-for-25 that became effective October 13, 2023. See Note 2, “Basis of Presentation,” for details.