Annual report [Section 13 and 15(d), not S-K Item 405]

Income Taxes - Summary of Cash Paid for Income Taxes, Net of Refunds (Detail)

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Income Taxes - Summary of Cash Paid for Income Taxes, Net of Refunds (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Income Tax Paid, by Individual Jurisdiction [Line Items]      
U.S. Federal $ (144)    
U.S. State and local 50    
Foreign 58    
Total cash paid for income taxes, net of refunds (36) $ 3,982 $ 425
New York [Member]      
Income Tax Paid, by Individual Jurisdiction [Line Items]      
U.S. State and local (25)    
Texas [Member]      
Income Tax Paid, by Individual Jurisdiction [Line Items]      
U.S. State and local 26    
Pennsylvania [Member]      
Income Tax Paid, by Individual Jurisdiction [Line Items]      
U.S. State and local 42    
Other [Member]      
Income Tax Paid, by Individual Jurisdiction [Line Items]      
U.S. State and local 7    
China [Member]      
Income Tax Paid, by Individual Jurisdiction [Line Items]      
Foreign 16    
India [Member]      
Income Tax Paid, by Individual Jurisdiction [Line Items]      
Foreign $ 42