XML 58 R37.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Summary of Significant Accounting Policies Segment Information and Signficant Customers (Details) | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Revenue, Major Customer |  |  |
Entity Wide Revenue Sanofi Percentage | 98.00% |  |
Entity Wide Revenue Ipsen Percentage |  | 94.00% |
Entity-Wide Revenue, McNair Medical Institute, Percentage |  |  | 57.00%
Entity-Wide Revenue, Taconic Farms, Percentage |  |  | 33.00%

X
- Definition Percentage of revenue generated from Ipsen Pharma SAS that accounts for 10 percent or more of an entity's revenues. + References No definition available. + Details
Name: | lxrx_EntityWideRevenueIpsenPercentage
Namespace Prefix: | lxrx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of revenue generated from McNair Medical Institute, LLC that accounts for 10 percent or more of an entity’s revenues. + References No definition available. + Details
Name: | lxrx_EntityWideRevenueMcNairMedicalInstitutePercentage
Namespace Prefix: | lxrx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of revenue generated from Sanofi that accounts for 10 percent or more of an entity's revenues. + References No definition available. + Details
Name: | lxrx_EntityWideRevenueSanofiPercentage
Namespace Prefix: | lxrx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of revenue generated from Taconic Farms, Inc. that accounts for 10 percent or more of an entity’s revenues. + References No definition available. + Details
Name: | lxrx_EntityWideRevenueTaconicFarmsPercentage
Namespace Prefix: | lxrx_
Data Type: | num:percentItemType
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_EntityWideRevenueMajorCustomerLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration