XML 29 R71.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Other Capital Stock Agreements (Details) (USD $) In Millions, except Share data, unless otherwise specified | 1 Months Ended
--- | ---
Oct. 31, 2012 | Mar. 31, 2010
Schedule of Capitalization, Equity [Line Items] |  |
Stock Issued During Period, Shares, New Issues | 17,500,000 | 161,770,206
Offering Price Per Share | $ 2.25 | $ 1.15
Net Proceeds From Stock Offering | $ 37.1 | $ 181.5
Payments of Underwriting Discounts and Commissions | 2.0 | 4.3
Payments of Stock Issuance Costs | $ 0.2 | $ 0.3
Stock Issued During Period to Invus, Shares | 3,000,000 | 94,270,206

X
- Definition The net proceeds from stock offerings, after deducting fees and expenses. + References No definition available. + Details
Name: | lxrx_NetProceedsFromStockOffering
Namespace Prefix: | lxrx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Lexicon completed the public offering and sale of shares of its common stock. This represents the price per share. + References No definition available. + Details
Name: | lxrx_OfferingPricePerShare
Namespace Prefix: | lxrx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow for costs incurred related to underwriting discounts and commissions incurred directly with the issuance of an equity security. + References No definition available. + Details
Name: | lxrx_PaymentsOfUnderwritingDiscountsAndCommissions
Namespace Prefix: | lxrx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of new stock issued during the period to Invus, L.P. and its affiliates. + References No definition available. + Details
Name: | lxrx_StockIssuedDuringPeriodToInvusShares
Namespace Prefix: | lxrx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18, 19, 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfStockIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_ScheduleOfCapitalizationEquityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of new stock issued during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration