001 - Document - DOCUMENT AND ENTITY INFORMATION link:presentationLink link:definitionLink link:calculationLink 002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:definitionLink link:calculationLink 003 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS [Parenthetical] link:presentationLink link:definitionLink link:calculationLink 004 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS link:presentationLink link:definitionLink link:calculationLink 005 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:definitionLink link:calculationLink 006 - Disclosure - Description of Business link:presentationLink link:definitionLink link:calculationLink 007 - Disclosure - Basis of Presentation link:presentationLink link:definitionLink link:calculationLink 008 - Disclosure - Financial Instruments and Fair Value link:presentationLink link:definitionLink link:calculationLink 009 - Disclosure - Marketable Securities link:presentationLink link:definitionLink link:calculationLink 010 - Disclosure - Notes Payable link:presentationLink link:definitionLink link:calculationLink 011 - Disclosure - Stockholders' Equity link:presentationLink link:definitionLink link:calculationLink 012 - Disclosure - Supplemental Cash Flow Information link:presentationLink link:definitionLink link:calculationLink 013 - Disclosure - Sale of In-Process Research and Development link:presentationLink link:definitionLink link:calculationLink 014 - Disclosure - Loss Per Common Share link:presentationLink link:definitionLink link:calculationLink 015 - Disclosure - Restructurings link:presentationLink link:definitionLink link:calculationLink 016 - Disclosure - Stock-Based Compensation link:presentationLink link:definitionLink link:calculationLink 017 - Disclosure - Income Taxes link:presentationLink link:definitionLink link:calculationLink 018 - Disclosure - Commitments and Contingent Liabilities link:presentationLink link:definitionLink link:calculationLink 019 - Disclosure - Financial Instruments and Fair Value (Tables) link:presentationLink link:definitionLink link:calculationLink 020 - Disclosure - Marketable Securities (Tables) link:presentationLink link:definitionLink link:calculationLink 021 - Disclosure - Loss Per Common Share (Tables) link:presentationLink link:definitionLink link:calculationLink 022 - Disclosure - Restructurings (Tables) link:presentationLink link:definitionLink link:calculationLink 023 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:definitionLink link:calculationLink 024 - Disclosure - Financial Instruments and Fair Value (Details) link:presentationLink link:definitionLink link:calculationLink 025 - Disclosure - Marketable Securities (Details) link:presentationLink link:definitionLink link:calculationLink 026 - Disclosure - Marketable Securities (Details 1) link:presentationLink link:definitionLink link:calculationLink 032 - Disclosure - Loss Per Common Share (Details) link:presentationLink link:definitionLink link:calculationLink 034 - Disclosure - Restructurings (Details) link:presentationLink link:definitionLink link:calculationLink 036 - Disclosure - Stock-Based Compensation (Details) link:presentationLink link:definitionLink link:calculationLink 027 - Disclosure - Marketable Securities (Details Textual) link:presentationLink link:definitionLink link:calculationLink 028 - Disclosure - Notes Payable (Details Textual) link:presentationLink link:definitionLink link:calculationLink 029 - Disclosure - Stock Holders Equity (Details Textual) link:presentationLink link:definitionLink link:calculationLink 030 - Disclosure - Supplemental Cash Flow Information (Details Textual) link:presentationLink link:definitionLink link:calculationLink 031 - Disclosure - Sale of In-Process Research and Development (Details Textual) link:presentationLink link:definitionLink link:calculationLink 033 - Disclosure - Loss Per Common Share (Details Textual) link:presentationLink link:definitionLink link:calculationLink 035 - Disclosure - Restructurings (Details Textual) link:presentationLink link:definitionLink link:calculationLink 037 - Disclosure - Stock-Based Compensation (Details Textual) link:presentationLink link:definitionLink link:calculationLink 038 - Disclosure - Income Taxes (Details Textual) link:presentationLink link:definitionLink link:calculationLink