Unaudited Consolidated Statements of Comprehensive Income - USD ($)
shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Nov. 27, 2021
Nov. 28, 2020
Nov. 27, 2021
Nov. 28, 2020
Net sales $ 53,979 $ 42,418 $ 107,683 $ 81,230
Cost of sales 36,322 28,075 73,729 54,528
Gross profit 17,657 14,343 33,954 26,702
Selling, general and administrative expenses 13,135 13,491 26,604 26,467
Loss on disposal of assets 2   2  
Operating income 4,520 852 7,348 235
Other expense (income):        
Investment/interest income (8) (15) (25) (33)
Foreign exchange (gain) loss (150) 143 (123) 585
Other, net 6 (18) 22 (36)
Total other (income) expense (152) 110 (126) 516
Income (loss) before income taxes 4,672 742 7,474 (281)
Income tax provision 550 53 717 177
Net income (loss) 4,122 689 6,757 (458)
Foreign currency translation (loss) gain, net of tax (1,420) 477 (2,422) 2,613
Comprehensive income $ 2,702 $ 1,166 $ 4,335 $ 2,155
Weighted average number of shares:        
Common shares - Diluted 11,697 11,128    
Common Stock        
Net income (loss) per share:        
Common shares - Basic $ 0.31 $ 0.05 $ 0.52 $ (0.04)
Common shares - Diluted $ 0.30 $ 0.05 $ 0.50 $ (0.04)
Weighted average number of shares:        
Common shares - Basic 11,270 11,111 11,232 11,090
Common shares - Diluted 11,697 11,128 11,568 11,090
Dividends per share:        
Dividends per share $ 0.060 $ 0.060 $ 0.120 $ 0.120
Common Class B        
Net income (loss) per share:        
Common shares - Basic 0.28 0.05 0.46 (0.03)
Common shares - Diluted $ 0.27 $ 0.05 $ 0.45 $ (0.03)
Weighted average number of shares:        
Common shares - Basic 2,097 2,097 2,097 2,097
Common shares - Diluted 2,097 2,097 2,097 2,097
Dividends per share:        
Dividends per share $ 0.054 $ 0.054 $ 0.108 $ 0.108