XML 69 R58.htm IDEA: XBRL DOCUMENT v3.22.1
EARNINGS PER SHARE - Schedule of Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended
Mar. 30, 2022
Mar. 31, 2021
Numerator:    
Net income (loss) attributable to Shake Shack Inc.—basic $ (10,162) $ 1,309
Reallocation of net loss attributable to non-controlling interests from the assumed conversion of Class B shares (1,120) (734)
Net income (loss) attributable to Shake Shack Inc.—diluted $ (11,282) $ 575
Denominator:    
Weighted-average shares of Class A common stock outstanding—basic (in shares) 39,163 38,948
Effect of dilutive securities:    
Weighted-average shares of Class A common stock outstanding—diluted (in shares) 39,163 42,789
Earnings per share of Class A common stock—basic (in dollars per share) $ (0.26) $ 0.03
Earnings per share of Class A common stock—diluted (in dollars per share) $ (0.26) $ 0.01
Performance stock units    
Effect of dilutive securities:    
Stock options (in shares) 0 53
Restricted stock units    
Effect of dilutive securities:    
Stock options (in shares) 0 164
Convertible Notes    
Effect of dilutive securities:    
Stock options (in shares) 0 451
Class B Common Stock    
Numerator:    
Reallocation of net loss attributable to non-controlling interests from the assumed conversion of Class B shares $ (1,120) $ (734)
Effect of dilutive securities:    
Stock options (in shares) 0 2,941
Stock options    
Effect of dilutive securities:    
Stock options (in shares) 0 232