v3.25.3

Summary of Significant Accounting Policies - Additional Information (Detail) $ in Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Jun. 30, 2024 USD ($)	Mar. 31, 2024 USD ($)	Sep. 30, 2025 USD ($) Facility	Sep. 30, 2024 USD ($)
Equity, Class of Treasury Stock [Line Items]
Number of facilities for manufacture and distribution of products \| Facility					4
Stock repurchase program, total cost of repurchased shares			$ 6,734	$ 5,397
Sublease income	$ 100	$ 100			$ 300	$ 900
Asset write-downs	400	$ 5,600			3,000	$ 8,600
Purchase price	4,200				4,200
Financing lease obligations not yet commenced	$ 4,000				$ 4,000

Lessee financing lease not yet commenced lease obligations incurred.

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Number of facilities for manufacture and distribution of products.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount classified as assets attributable to disposal group held for sale or disposed of.

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LSB INDUSTRIES, INC. 10-Q