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Consolidated Statements of Comprehensive Loss (USD $) In Thousands, except Per Share data, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Revenues: |  |  |
Collaborative research | $ 2,109 | $ 783 | $ 1,632
Subscription and license fees | 113 | 306 | 217
Total revenues | 2,222 | 1,089 | 1,849
Operating expenses: |  |  |
Research and development, including stock-based compensation of $4,376, $3,673 and $3,249, respectively | 89,682 | 82,574 | 91,828
Increase (decrease) in fair value of Symphony Icon, Inc. purchase liability | (2,210) | 9,887 | 6,766
General and administrative, including stock-based compensation of $3,045, $2,822 and $2,458, respectively | 17,121 | 17,043 | 17,350
Total operating expenses | 104,593 | 109,504 | 115,944
Loss from operations | (102,371) | (108,415) | (114,095)
Interest income | 157 | 213 | 255
Interest expense | (1,971) | (2,114) | (2,528)
Other income, net | 59 | 105 | 153
Consolidated net loss | (104,126) | (110,211) | (116,215)
Consolidated net loss per common share, basic and diluted | $ (0.20) | $ (0.23) | $ (0.34)
Shares used in computing consolidated net loss per common share, basic and diluted | 513,117 | 489,707 | 340,761
Other comprehensive gain (loss): |  |  |
Unrealized gain (loss) on investments | (21) | 2 | 16
Comprehensive loss | $ (104,147) | $ (110,209) | $ (116,199)

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- Definition This item represents the change in fair value of the Symphony Icon, Inc. purchase liability. In connection with the acquisition of Symphony Icon, Lexicon made an initial estimate of the fair value of the liability for the associated based and contingent payments. Changes in this liability, based on the development of the programs and the time until such payments are expected to be made, are recorded in Lexicon's consolidated statements of operations. + References No definition available. + Details
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