Related Party Transactions - Additional Information (Detail) - USD ($) $ in Millions			1 Months Ended	9 Months Ended
	Oct. 08, 2021	Sep. 27, 2021	Oct. 31, 2021	Sep. 30, 2021	Oct. 14, 2021
Related Party Transaction [Line Items]
Number of shares of common stock for each share of converted preferred stock				anti-dilution terms of the Series B and Series D Preferred, the conversion ratio of the Series B Preferred increased to 43.3333 to 1 from 33.3333 to 1 and the Series D Preferred increased to 0.325 to 1 from 0.25 to 1
Common stock shares outstanding				54,400,000
Percentage of common stock shares held				60.00%
Subsequent Event [Member]
Related Party Transaction [Line Items]
Debt issued - principal amount					$ 500.0
Eldridge [Member]
Related Party Transaction [Line Items]
Percentage of common stock shares held				60.00%
Debt issued - principal amount				$ 50.0
Eldridge [Member] | New Senior Secured Notes [Member]
Related Party Transaction [Line Items]
Debt issued - principal amount				$ 30.0
Special Dividend [Member] | Subsequent Event [Member]
Related Party Transaction [Line Items]
Special dividend paid in common shares	9,100,000		9,100,000
Special Dividend [Member] | LSB Funding [Member] | Subsequent Event [Member]
Related Party Transaction [Line Items]
Special dividend paid in common shares			1,200,000
Special Dividend [Member] | Golsen Holders [Member] | Subsequent Event [Member]
Related Party Transaction [Line Items]
Special dividend paid in common shares			700,000
Series E and Series F Redeemable Preferred Stock [Member]
Related Party Transaction [Line Items]
Preferred stock conversion exchange shares		49,100,000
Series B Preferred Stock [Member]
Related Party Transaction [Line Items]
Number of shares of common stock for each share of converted preferred stock				43.3333 shares of common stock for each share of preferred stock
Preferred stock converted into shares of common stock				866,666
Series B Preferred Stock [Member] | Anti-dilution Terms [Member]
Related Party Transaction [Line Items]
Preferred stock converted into shares of common stock				33.3333
Series B Preferred Stock [Member] | Anti-dilution Terms [Member] | Subsequent Event [Member]
Related Party Transaction [Line Items]
Preferred stock converted into shares of common stock			43.3333
Series D Preferred Stock [Member]
Related Party Transaction [Line Items]
Number of shares of common stock for each share of converted preferred stock				0.325 share of common stock for 1 share of preferred stock
Preferred stock converted into shares of common stock				325,000
Series D Preferred Stock [Member] | Anti-dilution Terms [Member]
Related Party Transaction [Line Items]
Preferred stock converted into shares of common stock				0.25
Series D Preferred Stock [Member] | Anti-dilution Terms [Member] | Subsequent Event [Member]
Related Party Transaction [Line Items]
Preferred stock converted into shares of common stock			0.325
Series B and Series D Preferred Stock [Member]
Related Party Transaction [Line Items]
Preferred stock, accumulated dividends				$ 1.8