Acquisitions, Divestitures, & Disposals - Schedule of Pro Forma Financial Information (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract]
Net sales	$ 2,035,000	$ 1,911,000
Net (loss)	$ (292,000)	$ (366,000)

Amount, after tax, of pro forma income (loss) of combined entity as if acquisition date of business combination occurred as of beginning of period.

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