Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Schedule of Intangible assets (Detail)

v3.24.0.1
Intangible Assets - Schedule of Intangible assets (Detail) - USD ($)
$ in Thousands
 9 Months Ended
Dec. 31, 2023
Mar. 31, 2023
Business Acquisition [Line Items]    
Intangibles subject to amortization, Gross Carrying Amount $ 33,000  
Intangibles subject to amortization, Accumulated Amortization 6,484  
Intangibles subject to amortization, Net Carrying Amount 26,516  
Intangibles not subject to amortization, Gross Carrying Amount 6,700  
Intangibles not subject to amortization, Net Carrying Amount 6,700  
Customer Relationships [Member]    
Business Acquisition [Line Items]    
Intangibles subject to amortization, Gross Carrying Amount 16,200  
Intangibles subject to amortization, Accumulated Amortization 1,616  
Intangibles subject to amortization, Net Carrying Amount $ 14,584 $ 10,718
Customer Relationships [Member] | Maximum [Member]    
Business Acquisition [Line Items]    
Intangibles subject to amortization, Weighted Average Amortization Period 20 years  
Customer Relationships [Member] | Minimum [Member]    
Business Acquisition [Line Items]    
Intangibles subject to amortization, Weighted Average Amortization Period 8 years  
Technology and Technical Know-How [Member]    
Business Acquisition [Line Items]    
Intangibles subject to amortization, Gross Carrying Amount $ 12,600  
Intangibles subject to amortization, Accumulated Amortization 1,346  
Intangibles subject to amortization, Net Carrying Amount $ 11,254 $ 9,174
Technology and Technical Know-How [Member] | Maximum [Member]    
Business Acquisition [Line Items]    
Intangibles subject to amortization, Weighted Average Amortization Period 20 years  
Technology and Technical Know-How [Member] | Minimum [Member]    
Business Acquisition [Line Items]    
Intangibles subject to amortization, Weighted Average Amortization Period 10 years  
Backlog [Member]    
Business Acquisition [Line Items]    
Intangibles subject to amortization, Weighted Average Amortization Period 4 years  
Intangibles subject to amortization, Gross Carrying Amount $ 3,900  
Intangibles subject to amortization, Accumulated Amortization 3,505  
Intangibles subject to amortization, Net Carrying Amount $ 395  
Tradename [Member]    
Business Acquisition [Line Items]    
Intangibles subject to amortization, Weighted Average Amortization Period 3 years  
Intangibles subject to amortization, Gross Carrying Amount $ 300  
Intangibles subject to amortization, Accumulated Amortization 17  
Intangibles subject to amortization, Net Carrying Amount $ 283  
Tradename [Member]    
Business Acquisition [Line Items]    
Intangibles not subject to amortization, Weighted Average Amortization Period Indefinite  
Intangibles not subject to amortization, Gross Carrying Amount $ 6,700  
Intangibles not subject to amortization, Net Carrying Amount $ 6,700