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Executive Benefit Agreements and Employee Savings Plans - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013
Compensation Related Costs [Abstract]
Death benefit payment term	10 years
Minimum amount of life insurance policies to be kept by the company for 2005 Agreement	$ 2,500,000

X

- Definition

The term for monthly death benefit payments to be paid to the beneficiary

+ References

No definition available.

+ Details

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Namespace Prefix:	lxu_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Minimum amount of life insurance policies to be kept by the company.

+ References

No definition available.

+ Details

Name:	lxu_MinimumAmountOfLifeInsurancePoliciesToBeKeptByCompany
Namespace Prefix:	lxu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_CompensationRelatedCostsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration