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Goodwill - Changes in the Carrying Value of Goodwill (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Goodwill [Roll Forward]
Goodwill, Beginning Balance	$ 384,937	$ 393,181
Foreign exchange rate changes	1,342	(14,722)
Goodwill, Ending Balance	$ 386,279	384,937
SAC Sirius Advanced Cybernetics GmbH
Goodwill [Roll Forward]
Goodwill, Other Increase (Decrease)		$ 6,478

X

- Definition

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) asset representing future economic benefit from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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Amount of increase (decrease) of asset representing future economic benefit from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized, classified as other.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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