001 - Document - DOCUMENT AND ENTITY INFORMATION
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002 - Statement - CONSOLIDATED BALANCE SHEETS
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003 - Statement - CONSOLIDATED BALANCE SHEETS [Parenthetical]
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004 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
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005 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY
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006 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS
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007 - Disclosure - Description of Business
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008 - Disclosure - Summary of Significant Accounting Policies
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009 - Disclosure - Recently Adopted Accounting Pronouncements
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010 - Disclosure - Marketable Securities
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011 - Disclosure - Property and Equipment
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012 - Disclosure - Notes Payable
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013 - Disclosure - Accrued Expenses and Other
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014 - Disclosure - Stockholders' Equity
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015 - Disclosure - Sale of In-Process Research and Development
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016 - Disclosure - Contract Research and Development Revenue and Miscellaneous Income
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017 - Disclosure - Cash Dividend
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018 - Disclosure - Loss Per Common Share
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019 - Disclosure - Restructurings
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020 - Disclosure - Stock Options
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021 - Disclosure - Restricted Stock Awards and Restricted Stock Units (Nonvested Shares)
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022 - Disclosure - Employee Stock Purchase Plan
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023 - Disclosure - Income Taxes
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024 - Disclosure - Significant Agreements
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025 - Disclosure - Commitments and Contingent Liabilities
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026 - Disclosure - Leases
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027 - Disclosure - Retirement Plans
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028 - Disclosure - Discontinued Operations
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029 - Disclosure - Quarterly Results of Operations (Unaudited)
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030 - Disclosure - Summary of Significant Accounting Policies (Policies)
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031 - Disclosure - Summary of Significant Accounting Policies (Tables)
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032 - Disclosure - Marketable Securities (Tables)
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033 - Disclosure - Property and Equipment (Tables)
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034 - Disclosure - Accrued Expenses and Other (Tables)
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035 - Disclosure - Stockholders' Equity (Tables)
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036 - Disclosure - Restructurings (Tables)
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037 - Disclosure - Stock Options (Tables)
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038 - Disclosure - Restricted Stock Awards and Restricted Stock Units (Nonvested Shares) (Tables)
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039 - Disclosure - Employee Stock Purchase Plan (Tables)
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040 - Disclosure - Income Taxes (Tables)
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041 - Disclosure - Leases (Tables)
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042 - Disclosure - Discontinued Operations (Tables)
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043 - Disclosure - Quarterly Results of Operations (Unaudited) (Tables)
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044 - Disclosure - Summary of Significant Accounting Policies (Details)
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045 - Disclosure - Summary of Significant Accounting Policies (Details Textual)
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046 - Disclosure - Marketable Securities (Details)
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047 - Disclosure - Marketable Securities (Details 1)
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048 - Disclosure - Marketable Securities (Details Textual)
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049 - Disclosure - Property and Equipment (Details)
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050 - Disclosure - Property and Equipment (Details Textual)
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051 - Disclosure - Notes Payable (Details Textual)
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052 - Disclosure - Accrued Expenses and Other (Details)
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053 - Disclosure - Stockholders' Equity (Details)
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054 - Disclosure - Stockholders' Equity (Details Textual)
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055 - Disclosure - Sale of In-Process Research and Development (Details Textual)
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056 - Disclosure - Contract Research and Development Revenue and Miscellaneous Income (Details Textual)
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057 - Disclosure - Cash Dividend (Details Textual)
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058 - Disclosure - Loss Per Common Share (Details Textual)
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059 - Disclosure - Restructurings (Details)
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060 - Disclosure - Restructurings (Details 1)
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061 - Disclosure - Restructurings (Details Textual)
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062 - Disclosure - Stock Options (Details)
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063 - Disclosure - Stock Options (Details 1)
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064 - Disclosure - Stock Options (Details 2)
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065 - Disclosure - Stock Options (Details Textual)
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066 - Disclosure - Restricted Stock Awards and Restricted Stock Units (Nonvested Shares) (Details)
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067 - Disclosure - Restricted Stock Awards and Restricted Stock Units (Nonvested Shares) (Details 1)
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068 - Disclosure - Restricted Stock Awards and Restricted Stock Units (Nonvested Shares) (Details Textual)
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069 - Disclosure - Employee Stock Purchase Plan (Details)
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070 - Disclosure - Employee Stock Purchase Plan (Details 1)
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071 - Disclosure - Employee Stock Purchase Plan (Details Textual)
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072 - Disclosure - Income Taxes (Details)
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073 - Disclosure - Income Taxes (Details 1)
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074 - Disclosure - Income Taxes (Details 2)
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075 - Disclosure - Income Taxes (Details Textual)
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076 - Disclosure - Significant Agreements (Details Textual)
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077 - Disclosure - Leases (Details)
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078 - Disclosure - Leases (Details Textual)
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079 - Disclosure - Retirement Plans (Details Textual)
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080 - Disclosure - Discontinued Operations (Details)
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081 - Disclosure - Discontinued Operations (Details Textual)
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082 - Disclosure - Quarterly Results of Operations (Unaudited) (Details)
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083 - Disclosure - Quarterly Results of Operations (Unaudited) (Details Textual)
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