Quarterly report pursuant to Section 13 or 15(d)

Acquisition - Schedule of Final Purchase Price Allocation , After Adjustments of the Assets Acquired and Liabilities Assumed (Detail)

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Acquisition - Schedule of Final Purchase Price Allocation , After Adjustments of the Assets Acquired and Liabilities Assumed (Detail) - USD ($)
$ in Thousands
Dec. 31, 2022
Mar. 31, 2022
Jun. 01, 2021
Assets acquired:      
Goodwill $ 23,523 $ 23,523  
Barber-Nichols, Inc. [Member]      
Assets acquired:      
Cash and cash equivalents     $ 868
Accounts receivable, net of allowances     8,074
Unbilled revenue     7,068
Inventories     3,549
Prepaid expenses and other current assets     476
Property, plant & equipment, net     8,037
Operating lease assets     9,026
Goodwill     23,523
Intangibles     10,600
Total assets acquired     93,121
Liabilities assumed:      
Accounts payable     1,842
Accrued compensation     1,341
Accrued expenses and other current liabilities     707
Customer deposits     6,048
Operating lease liabilities     9,066
Other long term liabilities     2,103
Total liabilities assumed     21,107
Purchase price     72,014
Customer Relationships [Member] | Barber-Nichols, Inc. [Member]      
Assets acquired:      
Intangibles     11,800
Technology and Technical Know-How [Member] | Barber-Nichols, Inc. [Member]      
Assets acquired:      
Intangibles     $ 10,100