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Employee Savings and Stock Purchase Plans, Collective Bargaining Agreements and Executive Benefit Agreement - Additional Information (Detail) |  | 1 Months Ended | 12 Months Ended
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Mar. 31, 2023 | Apr. 30, 2023 | Jul. 28, 2022 USD ($) | Dec. 31, 2024 USD ($) Person Contract $ / shares shares | Dec. 31, 2023 USD ($) $ / shares shares | Dec. 31, 2022 USD ($) $ / shares shares
Deferred Compensation Arrangement With Individual Excluding Share Based Payments And Postretirement Benefits [Line Items] |  |  |  |  |  |
401(k) plan, Employer matching contribution percentage | 50.00% |  |  |  |  |
Defined contribution plan, employer discretionary contribution amount |  |  |  | $ 2,300,000 | $ 1,900,000 | $ 1,300,000
Number of persons employed | Person |  |  |  | 583 |  |
Union contracts agreement period |  |  |  | 3 years |  |
Number of union contracts ratified | Contract |  |  |  | 3 |  |
Collective Bargaining Agreements [Member] |  |  |  |  |  |
Deferred Compensation Arrangement With Individual Excluding Share Based Payments And Postretirement Benefits [Line Items] |  |  |  |  |  |
Number of persons employed | Person |  |  |  | 164 |  |
Maximum [Member] |  |  |  |  |  |
Deferred Compensation Arrangement With Individual Excluding Share Based Payments And Postretirement Benefits [Line Items] |  |  |  |  |  |
401(k) plan, Company matching contributions to all full-time employees | 8.00% | 5.00% |  |  |  |
Employee Stock Purchase Plan [Member] |  |  |  |  |  |
Deferred Compensation Arrangement With Individual Excluding Share Based Payments And Postretirement Benefits [Line Items] |  |  |  |  |  |
Offering period of each year |  |  |  |  |  | 6 months
Percentage of purchase price of common stock |  |  |  |  |  | 90.00%
Maximum number of shares reserved and available for issuance | shares |  |  |  | 4,435,000 |  |
Employee Stock Purchase Plan [Member] | Maximum [Member] |  |  |  |  |  |
Deferred Compensation Arrangement With Individual Excluding Share Based Payments And Postretirement Benefits [Line Items] |  |  |  |  |  |
Maximum number of shares reserved and available for issuance | shares |  |  |  |  |  | 4,500,000
Jack E. Golsen [Member] |  |  |  |  |  |
Deferred Compensation Arrangement With Individual Excluding Share Based Payments And Postretirement Benefits [Line Items] |  |  |  |  |  |
Retirement date |  |  |  | Dec. 31, 2017 |  |
Minimum amount of life insurance policy to be kept by the company for 2005 Agreement |  |  |  | $ 2,500,000 |  |
Face value of life insurance policies |  |  |  | $ 3,000,000 |  |
Settlement payment received |  |  | $ 3,000,000 |  |  |
Payment of death benefits |  |  | $ 2,500,000 |  |  |
Gain on insurance settlement |  |  |  |  |  | $ 3,000,000
Treasury Stock [Member] | Employee Stock Purchase Plan [Member] |  |  |  |  |  |
Deferred Compensation Arrangement With Individual Excluding Share Based Payments And Postretirement Benefits [Line Items] |  |  |  |  |  |
Number of shares issued | shares |  |  |  | 32,000 | 24,000 | 9,000
Closing price per share | $ / shares |  |  |  | $ 7.85 | $ 9.59 | $ 13.3

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