v3.26.1
Accumulated Other Comprehensive Loss - Schedule of Reclassified Out of Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Other nonoperating income (expense) $ 1,525 $ (25,775) $ (7,597)
Cost of products sold (834,020) (637,347) (638,702)
Interest expense (61,145) (32,426) (37,957)
Foreign currency translation (5,551) (3,179) (1,826)
Income (Loss) before income tax expense (206,507) (5,505) 61,527
Income tax (benefit) expense (22,930) 367 (14,902)
Net income (loss) (229,437) (5,138) $ 46,625
Net pension amount unrecognized | Amount reclassified from AOCL      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Other nonoperating income (expense) (1,205) 24,118  
Income (Loss) before income tax expense (1,205) 24,118  
Income tax (benefit) expense 311 (5,936)  
Net income (loss) (894) 18,182  
Change in derivatives qualifying as hedges | Amount reclassified from AOCL      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Cost of products sold (173) 36  
Interest expense (1,114) (10,717)  
Foreign currency translation 3,217 20  
Income (Loss) before income tax expense 1,930 (10,661)  
Income tax (benefit) expense (476) 2,695  
Net income (loss) $ 1,454 $ (7,966)