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Schedule I - Condensed Financial Information of Registrant - Notes to Condensed Financial Statements (Details 3) (Parent Company [Member], USD $) In Thousands, unless otherwise specified | Dec. 31, 2011
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Parent Company [Member] |
Secured Long-term Debt, Noncurrent [Abstract] |
Secured Term Loan Guaranteed by Parent | $ 72,188
Other, most of which is collateralized by real estate guaranteed by the parent | 6,585
Subsidiaries long-term debt outstanding guaranteed by parent | $ 78,773

X
- Definition Other term loan collateralized by machinery equipment and real estate. + References No definition available. + Details
Name: | lxu_OtherTermLoanCollateralizedByMachineryEquipmentAndRealEstate
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | lxu_SecuredLongTermDebtNoncurrentAbstract
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Secured term loan. + References No definition available. + Details
Name: | lxu_SecuredTermLoan
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Subsidiaries long-term debt outstanding. + References No definition available. + Details
Name: | lxu_SubsidiariesLongTermDebtOutstanding
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant