Quarterly report [Sections 13 or 15(d)]

Summary of Business and Significant Accounting Policies - Condensed Consolidated Statement of Comprehensive Income (Loss) (Details)

v3.25.2
Summary of Business and Significant Accounting Policies - Condensed Consolidated Statement of Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 29, 2025
Mar. 30, 2025
Jun. 30, 2024
Mar. 31, 2024
Jun. 29, 2025
Jun. 30, 2024
Dec. 31, 2024
Error Corrections and Prior Period Adjustments Restatement [Line Items]              
Net loss $ (10,332) $ 622 $ (7,505) $ (2,430) $ (9,710) $ (9,935)  
Comprehensive loss (10,209)   (7,494)   (9,600) (9,992)  
Comprehensive loss attributable to The ONE Group Hospitality, Inc. (9,981)   (7,331)   (9,019) (9,468)  
Comprehensive loss attributable to common stockholders $ (18,118)   (11,869)   $ (24,747) (14,006)  
Previously Reported              
Error Corrections and Prior Period Adjustments Restatement [Line Items]              
Net loss     (7,092)     (9,522)  
Comprehensive loss     (7,081)     (9,579)  
Comprehensive loss attributable to The ONE Group Hospitality, Inc.     (6,918)     (9,055)  
Comprehensive loss attributable to common stockholders     (11,456)     (13,593)  
Adjustment              
Error Corrections and Prior Period Adjustments Restatement [Line Items]              
Net loss     (413)     (413) $ 1,300
Comprehensive loss     (413)     (413)  
Comprehensive loss attributable to The ONE Group Hospitality, Inc.     (413)     (413)  
Comprehensive loss attributable to common stockholders     $ (413)     $ (413)