RECEIVABLES (Detail) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Billed receivables:
Trade and other receivables	$ 551,031	$ 526,320
Unbilled receivables:
Recoverable costs and estimated earnings not billed, net of progress payments	451,941	412,410
Total receivables	1,002,972	938,730
Less: Allowance for doubtful accounts	(6,641)	(6,386)
Receivables, net	$ 996,331	$ 932,344

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- Definition

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.

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- Definition

Amount of allowance for credit loss on accounts receivable.

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- Definition

Amounts due for billed services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the Company and, at a minimum, one other party. An example would be amounts billed to customers under contracts or programs but not paid as of the balance sheet date.

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The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

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Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.

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