XML 47 R65.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Stockholders' Equity - Summary of Restricted Stock Activity (Parenthetical) (Detail) - Performance Based Restricted Stock [Member] | 12 Months Ended
--- | ---
Dec. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Restricted stock, vesting period | 3 years
Threshold performance percentage for free cash flow | 70.00%
Threshold performance percentage for fixed costs per ton of ammonia | 50.00%
Maximum target threshold percentage for free cash flow and fixed costs per ton of ammonia | 120.00%
Percentage increase/decrease of actual performance based on total stockholder return | 25.00%

X
- Definition Maximum target threshold percentage for free cash flow and fixed costs per ton of ammonia. + References No definition available. + Details
Name: | lxu_MaximumTargetThresholdPercentageForFreeCashFlowAndFixedCostsPerTonOfAmmonia
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage increase (decrease) of actual performance based on stockholder return. + References No definition available. + Details
Name: | lxu_PercentageIncreaseDecreaseOfActualPerformanceBasedOnStockholderReturn
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold performance percentage for fixed costs per ton of ammonia. + References No definition available. + Details
Name: | lxu_ThresholdPerformancePercentageForFixedCostsPerTonOfAmmonia
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold performance percentage for free cash flow. + References No definition available. + Details
Name: | lxu_ThresholdPerformancePercentageForFreeCashFlow
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
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: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AwardTypeAxis=lxu_PerformanceBasedRestrictedStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |