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Property and Business Interruption Insurance Claims (Details) (USD $) | 9 Months Ended
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Sep. 30, 2012
Segment Reporting Information [Line Items] |
Insurance claim receivable | $ 20,000,000
Property and Business Interruption Insurance Claims (Textual) [Abstract] |
Waiting period for business interruption coverage | 30 days
Deductible amount for business interruption insurance coverage in dollars | 1,000,000
Deferred gain on property insurance recovery | 1,613,000
Chemical [Member] |
Segment Reporting Information [Line Items] |
Insurance claim recoverable costs | 18,400,000
Insurance claim receivable | $ 20,000,000

X
- Definition Deductible amount for business interruption insurance coverage in dollars. + References No definition available. + Details
Name: | lxu_DeductibleAmountForBusinessInterruptionInsuranceCoverageInDollars
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain contingency relating to an insurance recovery that was deferred as of the balance sheet date. + References No definition available. + Details
Name: | lxu_DeferredGainOnInsuranceRecovery
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of recoverable costs included in an insurance claim. + References No definition available. + Details
Name: | lxu_InsuranceClaimRecoverableCosts
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amounts due for claims covered under insurance policies and to be paid by our insurance companies. + References No definition available. + Details
Name: | lxu_InsuranceClaimsReceivable
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Definition Waiting period for filing claim for business interruption insurance coverage. + References No definition available. + Details
Name: | lxu_WaitingPeriodForFilingClaimForBusinessInterruptionInsuranceCoverage
Namespace Prefix: | lxu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration