v3.26.1
Taxes on Income (Loss) - Effective Income Tax Rate Reconciliation (Before ASU Adoption) (Details)
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Income Tax Disclosure [Abstract]      
U.S. federal statutory income tax rate 21.00% 21.00% 21.00%
Effect of state and local income taxes 10.40% 111.30% (6.10%)
Foreign rate differential   (2.60%) 0.70%
Foreign withholding and branch taxes   20.90% 1.10%
Research and development credit (19.90%) 4.50% 1.60%
U.S. tax cost of foreign earnings   0.00% (0.10%)
Unrecognized tax benefit 4.30% 5.60% (1.50%)
Valuation allowance on deferred tax assets   734.80% (25.00%)
Foreign exchange gain or loss   (2.50%) (1.10%)
Nontaxable or nondeductible interest   0.00% 0.70%
Goodwill impairment 16.80% 0.00% (5.10%)
Other, net   13.60% (1.30%)
Effective income tax rate 19.30% 906.60% (15.10%)