v3.26.1
Stockholders' Equity - Change in Number of Shares of Common Stock Outstanding (Detail) - shares
 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Increase (Decrease) in Stockholders' Equity [Roll Forward]      
Shares outstanding, beginning balance (in shares) 39,192,061 40,271,936 40,901,059
Purchase of treasury stock (in shares) (3,457,688) (1,568,292) (1,002,415)
Shares issued as part of equity-based compensation plans, net of equity awards surrendered for option price and taxes (in shares) 727,838 488,417 373,292
Shares outstanding, ending balance (in shares) 36,462,211 39,192,061 40,271,936