XML 52 R40.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Long-Term Debt - Schedule of Long-Term Debt (Parenthetical) (Detail) - USD ($) | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2017 | Dec. 31, 2016 | Jan. 31, 2017 | Sep. 30, 2016 | Aug. 01, 2016
Debt Instrument [Line Items] |  |  |  |  |
Long-term debt | $ 417,272,000 | $ 420,220,000 |  |  |
Zena Energy L.L.C [Member] | Secured Promissory Note Due [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity date | Dec. 01, 2017 |  |  |  |
Debt instrument, frequency of interest payment | monthly |  |  |  |
Debt instrument basis spread on variable rate | 3.00% |  |  |  |
EL Dorado Chemical Company [Member] | Senior Secured Notes Due 2019 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity date | Jun. 29, 2019 |  |  |  |
Debt instrument, frequency of interest payment | monthly |  |  |  |
Final balloon payment | $ 6,700,000 |  |  |  |
Working Capital Revolver Loan [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maximum amount of revolving credit facility |  |  | $ 50,000,000 |  |
Line of credit facility, additional borrowing capacity |  |  | 25,000,000 |  |
Letters of credit maximum capacity |  |  | $ 10,000,000 |  |
Amount available for borrowing | $ 44,900,000 |  |  |  |
Maturity date | Jan. 17, 2022 |  |  |  |
Springing maturity date | 90 days |  |  |  |
4.5% Working Capital Revolver Loan [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, interest rate | 4.50% | 4.50% |  |  |
Long-term debt |  | $ 0 |  |  |
Senior Secured Notes Due 2019 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity year | 2019 | 2019 |  |  |
4.05% Secured Promissory Note Due 2017 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity year | 2017 | 2017 |  |  |
Long-term debt, effective Interest Rate | 4.05% | 4.05% |  |  |
Long-term debt | $ 4,723,000 | $ 6,566,000 |  |  |
5.73% Secured Promissory Note Due 2019 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity year | 2019 | 2019 |  |  |
Long-term debt, effective Interest Rate | 5.73% | 5.73% |  |  |
Long-term debt | $ 8,917,000 | $ 9,167,000 |  |  |
5.04% Secured Promissory Note Due 2023 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity year | 2023 | 2023 |  |  |
Long-term debt, effective Interest Rate | 5.04% | 5.04% |  |  |
Maturity date | May 31, 2023 |  |  |  |
Long-term debt | $ 18,150,000 | $ 18,645,000 |  |  |
Debt instrument, frequency of interest payment | monthly |  |  |  |
Final balloon payment | $ 6,100,000 |  |  |  |
5.04% Secured Promissory Note Due 2023 [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument term | interest at a rate that is based on the monthly LIBOR rate plus a base rate |  |  |  |
Other [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Weighted-average interest rate of other debt | 4.55% | 4.55% |  |  |
Long-term debt | $ 3,833,000 | $ 4,185,000 |  |  |
Springing Financials Covenant [Member] | Working Capital Revolver Loan [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Working capital revolver loan requirements | Borrowers must maintain (a) with respect to relevant periods ending on or prior to September 30, 2017, a minimum EBITDA in the amount set forth in the Working Capital Revolver Loan Amendment and (b) with respect to relevant periods ending after September 30, 2017, a minimum fixed charge coverage ratio of not less than 1.00 to 1.00. |  |  |  |
Maximum revolver commitment available, percentage | 10.00% |  |  |  |
Loan requirements description | Less than or equal to the greater of 10.0% of the total revolver commitments and $5 million |  |  |  |
Fixed charge coverage ratio | 1.00% |  |  |  |
Springing Financials Covenant [Member] | Working Capital Revolver Loan [Member] | Maximum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term debt | $ 5,000,000 |  |  |  |
Senior Secured Notes Due 2019 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity date | Aug. 01, 2019 |  |  |  |
Long-term debt | $ 375,000,000 | $ 375,000,000 |  |  |
Debt instrument, frequency of interest payment | Interest is to be paid semiannually on February 1st and August 1st. |  |  |  |
Debt instrument, interest rate |  |  |  | 7.75% | 8.50%
5.25% Secured Promissory Note Due 2021 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity year | 2021 | 2021 |  |  |
Long-term debt, effective Interest Rate | 5.25% | 5.25% |  |  |
Maturity date | Mar. 26, 2021 |  |  |  |
Long-term debt | $ 13,532,000 | $ 14,272,000 |  |  |
Secured promissory note, payment term | Principal and interest are payable in monthly installments. |  |  |  |

X
- Definition Debt instrument maturity year. + References No definition available. + Details
Name: | lxu_DebtInstrumentMaturityYear
Namespace Prefix: | lxu_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fixed charge coverage ratio. + References No definition available. + Details
Name: | lxu_FixedChargeCoverageRatio
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Maximum letter of credit capacity under a line of credit facility. + References No definition available. + Details
Name: | lxu_LetterOfCreditMaximumCapacity
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line of credit facility, additional borrowing capacity. + References No definition available. + Details
Name: | lxu_LineOfCreditFacilityAdditionalBorrowingCapacity
Namespace Prefix: | lxu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The description of requirements under an agreement to be eligible to enter into certain transactions. + References No definition available. + Details
Name: | lxu_LoanRequirementDescription
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum excess borrowing availability as percentage of maximum revolver commitments. + References No definition available. + Details
Name: | lxu_MinimumExcessBorrowingAvailabilityAsPercentageOfMaximumRevolverCommitments
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Springing maturity date. + References No definition available. + Details
Name: | lxu_SpringingMaturityDate
Namespace Prefix: | lxu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_DebtAndCapitalLeaseObligations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 + Details
Name: | us-gaap_DebtInstrumentCovenantDescription
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the frequency of periodic payments (monthly, quarterly, annual). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentFrequencyOfPeriodicPayment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
Name: | us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateTerms
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentMaturityDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 + Details
Name: | us-gaap_DebtInstrumentPaymentTerms
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The effective interest rate at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Weighted average interest rate of long-term debt outstanding. + References No definition available. + Details
Name: | us-gaap_LongtermDebtWeightedAverageInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | dei_LegalEntityAxis=lxu_ZenaEnergyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=lxu_SecuredPromissoryNoteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=lxu_ElDoradoChemicalCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=lxu_SeniorSecuredNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=lxu_WorkingCapitalRevolverMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lxu_FourPointFivePercentWorkingCapitalRevolverLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lxu_SeniorSecuredNotesDueTwoThousandAndNineteenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lxu_FourPointZeroFiveSecuredPromissoryNoteDueTwoThousandAndSeventeenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lxu_FivePointSevenThreeSecuredPromissoryNoteDueTwoThousandAndNineteenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lxu_FivePointZeroFourPercentSecuredPromissoryNoteDueTwoThousandTwentyThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lxu_OtherLongTermDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lxu_SpringingFinancialCovenantMember
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_DebtInstrumentAxis=lxu_SeniorSecuredNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=lxu_FivePointTwoFivePercentSecuredPromissoryNoteDueTwoThousandAndTwentyOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |