v3.26.3
Operating Segments (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Feb. 14, 2024
Aug. 31, 2026
Aug. 31, 2025
Aug. 31, 2026
Aug. 31, 2025
Feb. 28, 2026
Segment Reporting [Line Items]            
Number of reportable segments not disclosed       Segment Information    
Operations and assets by segment            
Sales   $ 486,892 $ 417,275 $ 935,422 $ 839,237  
Cost of sales   364,766 315,983 701,127 633,815  
Selling, general and administrative   38,345 32,831 73,481 67,412  
Operating income (loss)   83,781 68,461 160,814 138,010  
Equity in earnings of unconsolidated subsidiary   6,789 59,345 7,298 232,868  
Interest expense, net   (10,807) (13,665) (22,071) (32,228)  
Other income (expense), net   27 188 (233) 1,515  
Income before income taxes   79,790 114,329 145,808 340,165  
Legal matter $ 1,000          
Income taxes   21,339 24,983 35,351 79,911  
Net income   58,451 89,346 110,457 260,254  
Depreciation   24,168 22,372 47,687 44,199  
Segment assets(1)   2,337,958   2,337,958   $ 2,213,474
Restructuring charges       0 3,744  
Stock-based compensation       2,200    
Distribution on investment in AVAIL joint venture       0 273,223  
Intangible Asset, Excluding Goodwill, after Accumulated Amortization   417,978   417,978   409,738
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Rig-A-Lite            
Operations and assets by segment            
Loss on disposal of business   7,900   7,900    
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Welding Services Business            
Operations and assets by segment            
Loss on disposal of business   (1,300)        
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Electrical Products Group            
Operations and assets by segment            
Loss on disposal of business   61,600   227,500    
United States            
Operations and assets by segment            
Sales   472,396 404,398 908,386 815,393  
Canada            
Operations and assets by segment            
Sales   14,496 12,877 27,036 23,844  
Operating Segments            
Operations and assets by segment            
Sales   486,892 417,275 935,422 839,237  
Cost of sales   364,766 315,983 701,127 633,815  
Selling, general and administrative   14,707 13,091 28,790 27,215  
Operating income (loss)   107,419 88,201 205,505 178,207  
Equity in earnings of unconsolidated subsidiary   6,789 59,345 7,298 232,868  
Income before income taxes   114,208 147,546 212,803 411,075  
Depreciation   17,959 16,254 35,447 32,036  
Segment assets(1)   2,320,470   2,320,470   2,187,061
Stock-based compensation       2,200    
Reconciliation to consolidated income before income taxes            
Operations and assets by segment            
Selling, general and administrative   (23,638) (19,740) (44,691) (40,197)  
Depreciation   6,209 6,118 12,240 12,163  
Segment assets(1)   17,488   17,488   26,413
Stock-based compensation       400    
Business Combination, Acquisition-Related Cost, Expense   2,800        
Reconciliation to consolidated income before income taxes | Seattle Galvanizing Company, LLC            
Operations and assets by segment            
Business Combination, Acquisition-Related Cost, Expense       2,800    
Metal Coatings | Operating Segments            
Operations and assets by segment            
Sales   233,519 189,984 443,824 377,199  
Cost of sales   163,466 132,923 310,918 263,279  
Selling, general and administrative   5,968 5,355 12,270 11,482  
Operating income (loss)   64,085 51,706 120,636 102,438  
Depreciation   7,472 6,830 14,738 13,490  
Segment assets(1)   724,758   724,758   604,107
Restructuring charges       3,800    
Stock-based compensation       1,800    
Intangible Asset, Excluding Goodwill, after Accumulated Amortization   52,500   52,500   35,000
Precoat Metals | Operating Segments            
Operations and assets by segment            
Sales   253,373 227,291 491,598 462,038  
Cost of sales   201,300 183,060 390,209 370,536  
Selling, general and administrative   8,739 7,710 16,520 15,627  
Operating income (loss)   43,334 36,521 84,869 75,875  
Depreciation   10,487 9,424 20,709 18,546  
Segment assets(1)   1,584,248   1,584,248   1,562,994
Intangible Asset, Excluding Goodwill, after Accumulated Amortization   365,500   365,500   374,800
Infrastructure Solutions | Operating Segments            
Operations and assets by segment            
Sales   0 0 0 0  
Cost of sales   0 0 0 0  
Selling, general and administrative   0 26 0 106  
Operating income (loss)   0 (26) 0 (106)  
Equity in earnings of unconsolidated subsidiary   6,789 59,345 7,298 232,868  
Income before income taxes   6,789 $ 59,319 7,298 $ 232,762  
Segment assets(1)   $ 11,464   $ 11,464   $ 19,960