v3.26.3
CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Registered Shares
Additional Paid-in Capital
Treasury Shares
Retained Earnings
Accumulated Other Comprehensive Loss
Beginning of the period (in shares) at Mar. 31, 2025   168,994,000        
Beginning of the period at Mar. 31, 2025 $ 2,127,420 $ 29,432 $ 82,591 $ (1,464,912) $ 3,627,261 $ (146,952)
Beginning of the period (in shares) at Mar. 31, 2025       20,485,000    
Increase (Decrease) in Shareholders' Equity            
Total comprehensive income 337,143       316,685 20,458
Purchases of registered shares (in shares)       2,471,000    
Purchases of registered shares (215,802)     $ (215,802)    
Sales of shares upon exercise of stock options and purchase rights 21,713   (2,792) $ 24,505    
Sales of shares upon exercise of stock options and purchase rights (in shares)       (274,000)    
Issuance of shares upon vesting of restricted stock units (18,211)   (57,931) $ 53,427 (13,707)  
Issuance of shares upon vesting of restricted stock units (in shares)       (583,000)    
Cancellation of treasury shares (in shares)   (8,210,000)   (8,210,000)    
Cancellation of treasury shares 0 $ (1,431)   $ 712,165 (710,734)  
Share-based compensation 63,479   63,479      
Cash dividends (232,729)       (232,729)  
End of the period (in shares) at Sep. 30, 2025   160,784,000        
End of the period at Sep. 30, 2025 2,083,013 $ 28,001 85,347 $ (890,617) 2,986,776 (126,494)
End of the period (in shares) at Sep. 30, 2025       13,889,000    
Beginning of the period (in shares) at Jun. 30, 2025   168,994,000        
Beginning of the period at Jun. 30, 2025 2,187,252 $ 29,432 64,604 $ (1,536,190) 3,759,569 (130,163)
Beginning of the period (in shares) at Jun. 30, 2025       21,443,000    
Increase (Decrease) in Shareholders' Equity            
Total comprehensive income 174,339       170,670 3,669
Purchases of registered shares (in shares)       940,000    
Purchases of registered shares (91,667)     $ (91,667)    
Sales of shares upon exercise of stock options and purchase rights 18,451   (2,313) $ 20,764    
Sales of shares upon exercise of stock options and purchase rights (in shares)       (233,000)    
Issuance of shares upon vesting of restricted stock units (2,173)   (6,484) $ 4,311    
Issuance of shares upon vesting of restricted stock units (in shares)       (51,000)    
Cancellation of treasury shares (in shares)   (8,210,000)   (8,210,000)    
Cancellation of treasury shares 0 $ (1,431)   $ 712,165 (710,734)  
Share-based compensation 29,540   29,540      
Cash dividends (232,729)       (232,729)  
End of the period (in shares) at Sep. 30, 2025   160,784,000        
End of the period at Sep. 30, 2025 2,083,013 $ 28,001 85,347 $ (890,617) 2,986,776 (126,494)
End of the period (in shares) at Sep. 30, 2025       13,889,000    
Beginning of the period (in shares) at Mar. 31, 2026   160,784,000        
Beginning of the period at Mar. 31, 2026 $ 2,211,394 $ 28,001 123,386 $ (1,207,454) 3,381,278 (113,817)
Beginning of the period (in shares) at Mar. 31, 2026 17,282,000     17,282,000    
Increase (Decrease) in Shareholders' Equity            
Total comprehensive income $ 413,799       415,732 (1,933)
Purchases of registered shares (in shares)       2,658,000    
Purchases of registered shares (275,589)     $ (275,589)    
Sales of shares upon exercise of stock options and purchase rights 32,046   (3,649) $ 39,331 (3,636)  
Sales of shares upon exercise of stock options and purchase rights (in shares)       (484,000)    
Issuance of shares upon vesting of restricted stock units (37,691)   (91,881) $ 71,354 (17,164)  
Issuance of shares upon vesting of restricted stock units (in shares)       (872,000)    
Share-based compensation 58,699   58,699      
Cash dividends (239,409)       (239,409)  
End of the period (in shares) at Sep. 30, 2026   160,784,000        
End of the period at Sep. 30, 2026 $ 2,163,249 $ 28,001 86,555 $ (1,372,358) 3,536,801 (115,750)
End of the period (in shares) at Sep. 30, 2026 18,583,859     18,584,000    
Beginning of the period (in shares) at Jun. 30, 2026   160,784,000        
Beginning of the period at Jun. 30, 2026 $ 2,351,745 $ 28,001 66,528 $ (1,226,865) 3,596,323 (112,242)
Beginning of the period (in shares) at Jun. 30, 2026       17,218,000    
Increase (Decrease) in Shareholders' Equity            
Total comprehensive income 176,527       180,035 (3,508)
Purchases of registered shares (in shares)       1,732,000    
Purchases of registered shares (174,814)     $ (174,814)    
Sales of shares upon exercise of stock options and purchase rights 23,439   (2,329) $ 25,768    
Sales of shares upon exercise of stock options and purchase rights (in shares)       (320,000)    
Issuance of shares upon vesting of restricted stock units (2,047)   (5,452) $ 3,553 (148)  
Issuance of shares upon vesting of restricted stock units (in shares)       (46,000)    
Share-based compensation 27,808   27,808      
Cash dividends (239,409)       (239,409)  
End of the period (in shares) at Sep. 30, 2026   160,784,000        
End of the period at Sep. 30, 2026 $ 2,163,249 $ 28,001 $ 86,555 $ (1,372,358) $ 3,536,801 $ (115,750)
End of the period (in shares) at Sep. 30, 2026 18,583,859     18,584,000