v3.26.1
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details)
 3 Months Ended
Mar. 31, 2026
Bit Digital USA, Inc. (“BT USA”) [Member]  
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details) [Line Items]  
Subsidiary of Limited Liability Company or Limited Partnership, State A United States company
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest 100.00%
Subsidiary of Limited Liability Company or Limited Partnership, Date Sep. 01, 2020
Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Engaged in digital asset mining business
Bit Digital Canada, Inc. (“BT Canada”) [Member]  
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details) [Line Items]  
Subsidiary of Limited Liability Company or Limited Partnership, State A Canadian company
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest 100.00%
Subsidiary of Limited Liability Company or Limited Partnership, Date Feb. 23, 2021
Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Engaged in digital asset mining business    ●Dormant and previously engaged in digital asset mining-related business
Bit Digital Hong Kong Limited [Member]  
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details) [Line Items]  
Subsidiary of Limited Liability Company or Limited Partnership, State A Hong Kong company
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest 100.00%
Subsidiary of Limited Liability Company or Limited Partnership, Date Apr. 08, 2020
Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Dormant and previously engaged in digital asset mining-related business
Bit Digital Strategies Limited (“BT Strategies”) [Member]  
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details) [Line Items]  
Subsidiary of Limited Liability Company or Limited Partnership, State A Hong Kong company
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest 100.00%
Subsidiary of Limited Liability Company or Limited Partnership, Date Jun. 01, 2021
Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Engaged in treasury management activities
Bit Digital Singapore Pte. Ltd. (“BT Singapore”) [Member]  
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details) [Line Items]  
Subsidiary of Limited Liability Company or Limited Partnership, State A Singapore company
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest 100.00%
Subsidiary of Limited Liability Company or Limited Partnership, Date Jul. 01, 2021
Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Engaged in digital asset staking activities
Bit Digital Europe Holding (formerly known as Financière Louis David (“FLD”)) [Member]  
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details) [Line Items]  
Subsidiary of Limited Liability Company or Limited Partnership, State A France company
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest 100.00%
Subsidiary of Limited Liability Company or Limited Partnership, Date Oct. 18, 2005
Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Engaged in business consulting and other management consulting services
Financière Marjos SCA (“Financière Marjos” or “FM”) [Member]  
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details) [Line Items]  
Subsidiary of Limited Liability Company or Limited Partnership, State A France company
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest 25.00%
Subsidiary of Limited Liability Company or Limited Partnership, Date Jan. 01, 2000
Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Engaged in investment holding and management company
WhiteFiber, Inc. (f/k/a Celer, Inc.) (“WhiteFiber”) [Member]  
Organization and Principal Activities - Schedule of Condensed Consolidated Financial Statements Reflect the Activities of the Company (Details) [Line Items]  
Subsidiary of Limited Liability Company or Limited Partnership, State A Cayman Islands exempted company
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest 70.10% [1]
Subsidiary of Limited Liability Company or Limited Partnership, Date Aug. 15, 2024
Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose Engaged in HPC business
[1] Upon the completion of the WhiteFiber IPO on August 8, 2025, Bit Digital owned approximately 71.5% of the ordinary shares of WhiteFiber. As of March 31, 2026, the ownership percentage has decreased to approximately 70.1% as a result of ordinary shares issued upon conversion of WhiteFiber restricted share units.