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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)
Common Stock
Capital Contributed in Excess of Par Value
Retained Earnings
Accumulated Other Comprehensive Loss
Total
Balance at Apr. 30, 2021 $ 730,000 $ 45,072,000 $ 47,710,000 $ (4,623,000) $ 88,889,000
Balance (in shares) at Apr. 30, 2021 7,323        
Reclassification of common stock settled from deferred common share units $ 2,000 (2,000) 0 0 0
Reclassification of common stock settled from deferred common share units (in shares) 0        
Repurchase of common stock $ (209,000) (12,951,000) (8,744,000) 0 (21,904,000)
Repurchase of common stock (in shares) 2,096        
Issuance of option to purchase common stock $ 0 (25,000) 0 0 (25,000)
Issuance of option to purchase common stock (in shares) 0        
Issuance of deferred common share units $ 0 90,000 0 0 90,000
Issuance of deferred common share units (in shares) 0        
Issuance of restricted common stock $ 1,000 149,000 0 0 150,000
Issuance of restricted common stock (in shares) 13        
Net income $ 0 0 15,862,000 0 15,862,000
Other comprehensive income 0 0 0 50,000 50,000
Balance at Apr. 30, 2022 $ 524,000 32,383,000 54,828,000 (4,573,000) 83,162,000
Balance (in shares) at Apr. 30, 2022 5,240        
Reclassification of common stock settled from deferred common share units (in shares) 0        
Compensation related to issuance of option to purchase common stock $ 0 51,000 0 0 51,000
Issuance of deferred common share units $ 0 90,000 0 0 90,000
Issuance of deferred common share units (in shares) 0        
Issuance of restricted common stock $ 2,000 162,000 0 0 164,000
Issuance of restricted common stock (in shares) 15        
Net income $ 0 0 21,790,000 0 21,790,000
Other comprehensive income 0 0 0 5,743,000 5,743,000
Balance at Apr. 30, 2023 $ 526,000 $ 32,686,000 $ 76,618,000 $ 1,170,000 $ 111,000,000
Balance (in shares) at Apr. 30, 2023 5,255