XML 88 R80.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Stockholders' Equity - Additional Information (Detail) (USD $) | 12 Months Ended | 1 Months Ended |
--- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2006 | Dec. 31, 2013
Stockholders Equity [Line Items] |  |  |
Number of shares of stock options granted | 489,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod |  |
Term of historical volatility of common stock | 6 years |  |
Exercise price of Options | $ 19.36 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice |  |
Stock option plans, options outstanding | 955,848 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber |  | 599,630 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Number of shares converted | 1,900,000 us-gaap_CommonStockCapitalSharesReservedForFutureIssuance |  |
Preferred Share Rights Plan [Member] |  |  |
Stockholders Equity [Line Items] |  |  |
Preferred share right plan description | If a person or group acquires 15% or more of our common stock, each Right will entitle the holder (other than the person or group that triggered the Rights being exercisable) to purchase shares of our common stock (or, in certain circumstances, cash or other securities) having a market value of twice the exercise price of a Right at such time. |  |
Minimum percentage of ownership of common stock required to exercise preferred share rights | 15.00%lxu_MinimumPercentageOfOwnershipOfCommonStockRequiredToExercisePreferredSharePurchaseRights / us-gaap_AwardTypeAxis = lxu_PreferredShareRightsPlanMember |  |
Exercise price of Preferred Stock | $47.75 per one one-hundredth of a share |  |
Redemption price preferred share rights | $ 0.01 lxu_PreferredShareRightRedemptionPricePerShare / us-gaap_AwardTypeAxis = lxu_PreferredShareRightsPlanMember |  |
Maximum time for redemption after the Rights become exercisable | 10 days |  |
Preferred share right exchange ratio | 1.00 lxu_ExchangeProportionOfCommonShare / us-gaap_AwardTypeAxis = lxu_PreferredShareRightsPlanMember |  |
Minimum percentage of beneficial ownership of common stock to end preferred share rights exchange | 50 |  |
2008 Plan [Member] |  |  |
Stockholders Equity [Line Items] |  |  |
Number of common stock shares for issuance | 1,975,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized / us-gaap_PlanNameAxis = lxu_TwoThousandEightPlanMember |  |
Minimum exercise price of stock option at grant date | No less than 100% of the fair market value, as defined in the 2008 Plan, of the shares on the date of grant. |  |
Percentage of fair market value | 100.00%lxu_ExercisePriceOfStockOptionAsPercentageOfFairMarketValue / us-gaap_PlanNameAxis = lxu_TwoThousandEightPlanMember |  |
Maximum term of stock option | 10 years |  |
Options vest at a percentage rate for first 5 years | 16.50%lxu_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAtPercentageRateForFirstFiveYears / us-gaap_PlanNameAxis = lxu_TwoThousandEightPlanMember |  |
Options final year vesting | End of the sixth year |  |
Total stock-based compensation expense not yet recognized, relating to non-vested stock options | $ 9,072,000 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized / us-gaap_PlanNameAxis = lxu_TwoThousandEightPlanMember |  |
Stock option plans, options outstanding | 828,848 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = lxu_TwoThousandEightPlanMember |  |
2008 Plan [Member] | Qualified Stock Option Plans [Member] |  |  |
Stockholders Equity [Line Items] |  |  |
Number of shares of stock options granted | 489,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = lxu_QualifiedStockOptionPlansMember / us-gaap_PlanNameAxis = lxu_TwoThousandEightPlanMember |  |
2006 Options [Member] |  |  |
Stockholders Equity [Line Items] |  |  |
Number of shares of stock options granted |  | 450,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod / us-gaap_PlanNameAxis = lxu_TwoThousandSixOptionsMember |
Exercise price of Options |  | $ 8.01 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice / us-gaap_PlanNameAxis = lxu_TwoThousandSixOptionsMember |
Stock option plans, options outstanding | 120,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = lxu_TwoThousandSixOptionsMember |  |
Stock options plan, options Exercisable | 30,000 us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions / us-gaap_PlanNameAxis = lxu_TwoThousandSixOptionsMember |  |

X
- Definition Exchange proportion of common share. + References No definition available. + Details
Name: | lxu_ExchangeProportionOfCommonShare
Namespace Prefix: | lxu_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price of preferred Stock. + References No definition available. + Details
Name: | lxu_ExercisePriceOfPreferredStock
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price of stock option as percentage of fair market value. + References No definition available. + Details
Name: | lxu_ExercisePriceOfStockOptionAsPercentageOfFairMarketValue
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum term of stock options. + References No definition available. + Details
Name: | lxu_MaximumTermOfStockOptions
Namespace Prefix: | lxu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum time for redemption after the Rights become exercisable. + References No definition available. + Details
Name: | lxu_MaximumTimeForRedemptionAfterRightsBecomeExercisable
Namespace Prefix: | lxu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum exercise price of stock option at the grant date. + References No definition available. + Details
Name: | lxu_MinimumExercisePriceOfStockOptionGrantDate
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The Minimum percentage of beneficial ownership of common stock to end preferred share rights exchange. + References No definition available. + Details
Name: | lxu_MinimumPercentageOfBeneficialOwnershipCommonStockToEndPreferredShareRightsExchange
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The minimum percentage of ownership of common stock to be acquired or announced as a tender or exchange offer required for the exercise of preferred share purchase rights. + References No definition available. + Details
Name: | lxu_MinimumPercentageOfOwnershipOfCommonStockRequiredToExercisePreferredSharePurchaseRights
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Preferred share right plan description. + References No definition available. + Details
Name: | lxu_PreferredShareRightPlanDescription
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The redemption price per preferred share right that are solely within the control of the issuer. + References No definition available. + Details
Name: | lxu_PreferredShareRightRedemptionPricePerShare
Namespace Prefix: | lxu_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Options vested at percentage rate for first five years. + References No definition available. + Details
Name: | lxu_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAtPercentageRateForFirstFiveYears
Namespace Prefix: | lxu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation arrangement by share based payment award vesting final year. + References No definition available. + Details
Name: | lxu_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingFinalYear
Namespace Prefix: | lxu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Term of historical volatility of common stock. + References No definition available. + Details
Name: | lxu_TermOfHistoricalVolatilityOfCommonStock
Namespace Prefix: | lxu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate number of common shares reserved for future issuance. + 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 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Unrecognized cost of unvested share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Net number of share options (or share units) granted during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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

X
- Details
Name: | us-gaap_PlanNameAxis=lxu_TwoThousandEightPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=lxu_TwoThousandSixOptionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |