Quarterly report pursuant to Section 13 or 15(d)

(Loss) earnings per share - Calculation (Details)

v3.20.1
(Loss) earnings per share - Calculation (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Earnings Per Share [Abstract]    
Net (loss) income attributable to The ONE Group Hospitality, Inc. $ (4,599) $ 854
Basic weighted average shares outstanding 28,636,325 28,314,820
Dilutive effect of stock options, warrants and restricted share units   996,936
Diluted weighted average shares outstanding 28,636,325 29,311,756
Net (loss) income available to common stockholders per share - Basic $ (0.16) $ 0.03
Net (loss) income available to common stockholders per share - Diluted $ (0.16) $ 0.03