XML 44 R34.htm IDEA: XBRL DOCUMENT v3.21.1
RECENT RESTAURANT EXPANSION AND OTHER DEVELOPMENTS - Pro Forma Financial Information (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Apr. 03, 2021
Mar. 28, 2020
Apr. 03, 2021
Mar. 28, 2020
Business Acquisition [Line Items]        
Total revenues     $ 46,743  
Net income     $ 3,433  
Net income per share - basic (in dollars per share)     $ 0.98  
Net income per share - diluted (in dollars per share)     $ 0.96  
Basic (in shares) 3,511 3,500 3,507 3,499
Diluted (in shares) 3,627 3,500 3,579 3,499
Blue Moon Fish Company        
Business Acquisition [Line Items]        
Total revenues $ 35,368     $ 80,688
Net income $ (1,542)     $ 315
Net income per share - basic (in dollars per share) $ (0.44)     $ 0.09
Net income per share - diluted (in dollars per share) $ (0.44)     $ 0.09
Basic (in shares) 3,500     3,499
Diluted (in shares) 3,500     3,538