XML 65 R34.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Summary of Significant Accounting Policies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2014
Minimum [Member] |
Summary Of Significant Accounting Policies [Line Items] |
Ownership interest in equity method investment | 20.00%
Maximum [Member] |
Summary Of Significant Accounting Policies [Line Items] |
Ownership interest in equity method investment | 50.00%
Cash and Cash Equivalents [Member] |
Summary Of Significant Accounting Policies [Line Items] |
Balance in excess of FDIC-insured limits | $ 8
Noncurrent Restricted Cash and Cash Equivalents [Member] |
Summary Of Significant Accounting Policies [Line Items] |
Balance in excess of FDIC-insured limits | $ 122

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

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