XML 112 R49.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Summary of Significant Accounting Policies - Additional Information (Detail) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 Derivative | Dec. 31, 2013 Derivative | Dec. 31, 2012 | Apr. 30, 2013
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Assets held for sale | $ 0 us-gaap_DisposalGroupIncludingDiscontinuedOperationLongLivedAssets | $ 0 us-gaap_DisposalGroupIncludingDiscontinuedOperationLongLivedAssets |  |
Balance in excess of FDIC-insured limits | 39,000,000 lxu_BalanceInExcessOfFdicInsuredLimits |  |  |
Interest cost capitized | 14,100,000 us-gaap_InterestCostsCapitalized | 4,000,000 us-gaap_InterestCostsCapitalized | 400,000 us-gaap_InterestCostsCapitalized |
Impairments of goodwill | 0 us-gaap_GoodwillImpairmentLoss | 0 us-gaap_GoodwillImpairmentLoss | 0 us-gaap_GoodwillImpairmentLoss |
Insurance coverage of general liability and auto liability risks | 100,000,000 lxu_InsuranceCoverageOfGeneralLiabilityAndAutoLiabilityRisks |  |  | 100,000,000 lxu_InsuranceCoverageOfGeneralLiabilityAndAutoLiabilityRisks
Insurance policy covering pollution liability | 50,000,000 lxu_InsurancePolicyCoveringPollutionLiability |  |  |
Tax benefit recognized | Greater than 50% |  |  |
Number of derivatives held with fair value eligible for offset | 0 us-gaap_DerivativeNumberOfInstrumentsHeld | 0 us-gaap_DerivativeNumberOfInstrumentsHeld |  |
Capitalized Software [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful lives of the software | 8 years |  |  |
Interest cost capitized | 500,000 us-gaap_InterestCostsCapitalized / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember | 100,000 us-gaap_InterestCostsCapitalized / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember | 0 us-gaap_InterestCostsCapitalized / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember |
Amortization expense | 400,000 us-gaap_CapitalizedComputerSoftwareAmortization / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember |  | 0 us-gaap_CapitalizedComputerSoftwareAmortization / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember |
Estimated amortization related to capitalized software, 2015 | 1,200,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember |  |  |
Estimated amortization related to capitalized software, 2016 | 2,200,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember |  |  |
Estimated amortization related to capitalized software, 2017 | 2,700,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember |  |  |
Estimated amortization related to capitalized software, 2018 | 2,700,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember |  |  |
Estimated amortization related to capitalized software, 2019 | $ 2,600,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive / us-gaap_PropertyPlantAndEquipmentByTypeAxis = lxu_CapitalizedSoftwareMember |  |  |
Minimum [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Ownership interest in equity method investment | 20.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |
Maximum [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Ownership interest in equity method investment | 50.00%us-gaap_EquityMethodInvestmentOwnershipPercentage / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |
Short-Term Investments [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Original maturity period | 26 weeks |  |  |
Noncurrent Restricted Investments [Member] | CD [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Original maturity period | No longer than approximately 26 weeks |  |  |

X
- Definition The balance of an asset deposited or invested that are in excess of the FDIC-insured limit. + References No definition available. + Details
Name: | lxu_BalanceInExcessOfFdicInsuredLimits
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Certificate Of Deposit Original Maturity Period + References No definition available. + Details
Name: | lxu_CertificateOfDepositOriginalMaturityPeriod
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Insurance coverage of general liability and auto liability risks. + References No definition available. + Details
Name: | lxu_InsuranceCoverageOfGeneralLiabilityAndAutoLiabilityRisks
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Insurance policy covering pollution liability. + References No definition available. + Details
Name: | lxu_InsurancePolicyCoveringPollutionLiability
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition Tax benefit recognized. + References No definition available. + Details
Name: | lxu_TaxBenefitRecognized
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For each income statement presented, the amount charged to expense for amortization of capitalized computer software costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128487-111756 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 + Details
Name: | us-gaap_CapitalizedComputerSoftwareAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The number of derivative instruments of a particular group held by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeNumberOfInstrumentsHeld
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount classified as long lived assets attributable to disposal group held for sale or disposed of. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e1107-107759 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1436-107760 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 + Details
Name: | us-gaap_DisposalGroupIncludingDiscontinuedOperationLongLivedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillImpairmentLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest capitalized during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Allowance for Funds Used during Construction -URI http://asc.fasb.org/extlink&oid=6504829 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391 + Details
Name: | us-gaap_InterestCostsCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_InvestmentTypeAxis=lxu_NonCurrentRestrictedInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_ShortTermInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=lxu_CapitalizedSoftwareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |