v3.26.1
Segment Reporting - Schedule of Segment Financial Information of Reportable Segments (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Feb. 28, 2026
Feb. 28, 2025
Feb. 29, 2024
Segment Reporting Information [Line Items]      
Segment operating net sales $ 392,403 $ 394,618 $ 420,109
Segment operating expenses      
Segment cost of goods sold 271,992 277,324 294,767
Segment SG&A expenses      
SG&A expenses 67,734 65,378 68,830
Other segment items      
(Gain) loss from disposal of assets 13 58 (53)
Interest (income) expense (1,894) (4,872) (3,973)
Other expense, net 4,010 (1,392) (1,309)
Provision for income tax (15,967) (15,232) (16,526)
Net earnings 42,627 40,222 42,597
Operating Segments [Member]      
Segment Reporting Information [Line Items]      
Segment operating net sales 392,403 394,618 420,109
Segment operating expenses      
Product purchases 126,679 126,993 139,131
Compensation expense 84,051 83,082 85,975
Product supplies 23,121 24,623 26,439
Manufacturing depreciation 8,549 8,275 9,189
Other product cost [1] 29,592 34,351 34,033
Segment cost of goods sold 271,992 277,324 294,767
Segment SG&A expenses      
Compensation expense 45,263 43,731 44,261
Depreciation expense 498 568 674
Amortization expense 8,079 7,726 7,649
Other expense [2] 13,894 13,353 16,246
SG&A expenses 67,734 65,378 68,830
Other segment items      
(Gain) loss from disposal of assets (13) (58) 53
Interest (income) expense (1,894) (4,872) (3,973)
Other expense, net (4,010) 1,392 1,309
Provision for income tax 15,967 15,232 16,526
Net earnings $ 42,627 $ 40,222 $ 42,597
[1]

(1) Other product cost includes manufacturing overhead and freight expenses.
[2]

(2) SG&A other expenses include utility services, bank fee and professional services not included in the manufacturing process.