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Accrued Warranty Costs - Changes in Product Warranty Obligation (Accrued Warranty Costs) (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Disclosure Accrued Product Warranty Costs [Abstract] |  |  |
Balance at beginning of year | $ 7,297 us-gaap_ProductWarrantyAccrual | $ 6,172 us-gaap_ProductWarrantyAccrual | $ 5,370 us-gaap_ProductWarrantyAccrual
Amounts charged to SG&A | 7,923 lxu_ProductWarrantyAccrualChargedToSellingGeneralAndAdministrationExpense | 7,388 lxu_ProductWarrantyAccrualChargedToSellingGeneralAndAdministrationExpense | 6,710 lxu_ProductWarrantyAccrualChargedToSellingGeneralAndAdministrationExpense
Costs incurred | (6,403)us-gaap_ProductWarrantyAccrualPayments | (6,263)us-gaap_ProductWarrantyAccrualPayments | (5,908)us-gaap_ProductWarrantyAccrualPayments
Balance at end of year | $ 8,817 us-gaap_ProductWarrantyAccrual | $ 7,297 us-gaap_ProductWarrantyAccrual | $ 6,172 us-gaap_ProductWarrantyAccrual

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- Definition Product warranty accrual charged to selling general and administration expense. + References No definition available. + Details
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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. + 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 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Subparagraph 5 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph ((c)(5)) -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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- Definition Represents the aggregate decrease in the liability related to payments to satisfy claims for standard and extended product warranties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph ((c)(2)) -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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