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Accounts Receivable - Additional Information (Detail) | 12 Months Ended
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Dec. 31, 2015 Customer
Receivables [Abstract] |
Trade receivable payment terms | payment terms of 15 days or less
Number of customers accounted as percentage of accounts receivable | 10
Percentage of net receivables | 30.00%

X
- Definition Description of payment terms for normal course of business transactions related to accounts receivable for certain customers. + References No definition available. + Details
Name: | lxu_AccountsReceivablePaymentTerms
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of customers accounted as percentage of accounts receivable. + References No definition available. + Details
Name: | lxu_NumberOfCustomersAccountedAsPercentageOfAccountsReceivable
Namespace Prefix: | lxu_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of net receivables. + References No definition available. + Details
Name: | lxu_PercentageOfNetReceivables
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ReceivablesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration