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v3.26.3
Document and Entity Information
Jul. 28, 2026
Document Information [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 28, 2026
Entity Registrant Name LSB INDUSTRIES, INC.
Entity Central Index Key 0000060714
Entity Emerging Growth Company false
Entity File Number 1-7677
Entity Incorporation State Country Code DE
Entity Tax Identification Number 73-1015226
Entity Address, Address Line One 3503 NW 63rd Street
Entity Address, Address Line Two Suite 500
Entity Address, City or Town Oklahoma City
Entity Address, State or Province OK
Entity Address, Postal Zip Code 73116
City Area Code (405)
Local Phone Number 235-4546
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Common Stock [Member]  
Document Information [Line Items]  
Security 12b Title Common Stock, Par Value $.10
Trading Symbol LXU
Security Exchange Name NYSE
Preferred Stock [Member]  
Document Information [Line Items]  
Security 12b Title Preferred Stock Purchase Rights
No Trading Symbol Flag true
Security Exchange Name NYSE
X
- Definition

Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.

+ References

No definition available.

+ Details
Name: dei_AmendmentFlag
Namespace Prefix: dei_
Data Type: xbrli:booleanItemType
Balance Type: na
Period Type: duration
X
- Definition

Area code of city

+ References

No definition available.

+ Details
Name: dei_CityAreaCode
Namespace Prefix: dei_
Data Type: xbrli:normalizedStringItemType
Balance Type: na
Period Type: duration
X
- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details
Name: dei_DocumentInformationLineItems
Namespace Prefix: dei_
Data Type: xbrli:stringItemType
Balance Type: na
Period Type: duration
X
- Definition

For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.

+ References

No definition available.

+ Details
Name: dei_DocumentPeriodEndDate
Namespace Prefix: dei_
Data Type: xbrli:dateItemType
Balance Type: na
Period Type: duration
X
- Definition

The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.

+ References

No definition available.

+ Details
Name: dei_DocumentType
Namespace Prefix: dei_
Data Type: dei:submissionTypeItemType
Balance Type: na
Period Type: duration
X
- Definition

Address Line 1 such as Attn, Building Name, Street Name

+ References

No definition available.

+ Details
Name: dei_EntityAddressAddressLine1
Namespace Prefix: dei_
Data Type: xbrli:normalizedStringItemType
Balance Type: na
Period Type: duration
X
- Definition

Address Line 2 such as Street or Suite number

+ References

No definition available.

+ Details
Name: dei_EntityAddressAddressLine2
Namespace Prefix: dei_
Data Type: xbrli:normalizedStringItemType
Balance Type: na
Period Type: duration
X
- Definition

Name of the City or Town

+ References

No definition available.

+ Details
Name: dei_EntityAddressCityOrTown
Namespace Prefix: dei_
Data Type: xbrli:normalizedStringItemType
Balance Type: na
Period Type: duration
X
- Definition

Code for the postal or zip code

+ References

No definition available.

+ Details
Name: dei_EntityAddressPostalZipCode
Namespace Prefix: dei_
Data Type: xbrli:normalizedStringItemType
Balance Type: na
Period Type: duration
X
- Definition

Name of the state or province.

+ References

No definition available.

+ Details
Name: dei_EntityAddressStateOrProvince
Namespace Prefix: dei_
Data Type: dei:stateOrProvinceItemType
Balance Type: na
Period Type: duration
X
- Definition

A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b-2

+ Details
Name: dei_EntityCentralIndexKey
Namespace Prefix: dei_
Data Type: dei:centralIndexKeyItemType
Balance Type: na
Period Type: duration
X
- Definition

Indicate if registrant meets the emerging growth company criteria.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b-2

+ Details
Name: dei_EntityEmergingGrowthCompany
Namespace Prefix: dei_
Data Type: xbrli:booleanItemType
Balance Type: na
Period Type: duration
X
- Definition

Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.

+ References

No definition available.

+ Details
Name: dei_EntityFileNumber
Namespace Prefix: dei_
Data Type: dei:fileNumberItemType
Balance Type: na
Period Type: duration
X
- Definition

Two-character EDGAR code representing the state or country of incorporation.

+ References

No definition available.

+ Details
Name: dei_EntityIncorporationStateCountryCode
Namespace Prefix: dei_
Data Type: dei:edgarStateCountryItemType
Balance Type: na
Period Type: duration
X
- Definition

The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b-2

+ Details
Name: dei_EntityRegistrantName
Namespace Prefix: dei_
Data Type: xbrli:normalizedStringItemType
Balance Type: na
Period Type: duration
X
- Definition

The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b-2

+ Details
Name: dei_EntityTaxIdentificationNumber
Namespace Prefix: dei_
Data Type: dei:employerIdItemType
Balance Type: na
Period Type: duration
X
- Definition

Local phone number for entity.

+ References

No definition available.

+ Details
Name: dei_LocalPhoneNumber
Namespace Prefix: dei_
Data Type: xbrli:normalizedStringItemType
Balance Type: na
Period Type: duration
X
- Definition

Boolean flag that is true only for a security having no trading symbol.

+ References

No definition available.

+ Details
Name: dei_NoTradingSymbolFlag
Namespace Prefix: dei_
Data Type: dei:trueItemType
Balance Type: na
Period Type: duration
X
- Definition

Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 13e
-Subsection 4c

+ Details
Name: dei_PreCommencementIssuerTenderOffer
Namespace Prefix: dei_
Data Type: xbrli:booleanItemType
Balance Type: na
Period Type: duration
X
- Definition

Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 14d
-Subsection 2b

+ Details
Name: dei_PreCommencementTenderOffer
Namespace Prefix: dei_
Data Type: xbrli:booleanItemType
Balance Type: na
Period Type: duration
X
- Definition

Title of a 12(b) registered security.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b

+ Details
Name: dei_Security12bTitle
Namespace Prefix: dei_
Data Type: dei:securityTitleItemType
Balance Type: na
Period Type: duration
X
- Definition

Name of the Exchange on which a security is registered.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection d1-1

+ Details
Name: dei_SecurityExchangeName
Namespace Prefix: dei_
Data Type: dei:edgarExchangeCodeItemType
Balance Type: na
Period Type: duration
X
- Definition

Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 14a
-Subsection 12

+ Details
Name: dei_SolicitingMaterial
Namespace Prefix: dei_
Data Type: xbrli:booleanItemType
Balance Type: na
Period Type: duration
X
- Definition

Trading symbol of an instrument as listed on an exchange.

+ References

No definition available.

+ Details
Name: dei_TradingSymbol
Namespace Prefix: dei_
Data Type: dei:tradingSymbolItemType
Balance Type: na
Period Type: duration
X
- Definition

Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Securities Act
-Number 230
-Section 425

+ Details
Name: dei_WrittenCommunications
Namespace Prefix: dei_
Data Type: xbrli:booleanItemType
Balance Type: na
Period Type: duration
X
- Details
Name: us-gaap_StatementClassOfStockAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type: na
Balance Type:
Period Type:
X
- Details
Name: us-gaap_StatementClassOfStockAxis=us-gaap_PreferredStockMember
Namespace Prefix:
Data Type: na
Balance Type:
Period Type: