00000001 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 00000002 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00000003 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 00000004 - Statement - Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 00000005 - Statement - Consolidated Statements of Comprehensive Loss link:presentationLink link:calculationLink link:definitionLink 00000006 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 00000007 - Statement - Consolidated Statements of Changes in Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 00000008 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 00000009 - Disclosure - Financial Condition link:presentationLink link:calculationLink link:definitionLink 00000010 - Disclosure - Short Term Investments Available for Sale link:presentationLink link:calculationLink link:definitionLink 00000011 - Disclosure - Fair Value of Financial Instruments link:presentationLink link:calculationLink link:definitionLink 00000012 - Disclosure - Acquisition of EGEN, Inc. link:presentationLink link:calculationLink link:definitionLink 00000013 - Disclosure - Property and Equipment link:presentationLink link:calculationLink link:definitionLink 00000014 - Disclosure - Other Accrued Liabilities link:presentationLink link:calculationLink link:definitionLink 00000015 - Disclosure - Notes Payable link:presentationLink link:calculationLink link:definitionLink 00000016 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 00000017 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 00000018 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 00000019 - Disclosure - Earn-out Milestone Liability link:presentationLink link:calculationLink link:definitionLink 00000020 - Disclosure - Warrants link:presentationLink link:calculationLink link:definitionLink 00000021 - Disclosure - Celsion Employee Benefit Plans link:presentationLink link:calculationLink link:definitionLink 00000022 - Disclosure - Licenses of Intellectual Property and Patents link:presentationLink link:calculationLink link:definitionLink 00000023 - Disclosure - Technology Development and Licensing Agreements link:presentationLink link:calculationLink link:definitionLink 00000024 - Disclosure - Commitments link:presentationLink link:calculationLink link:definitionLink 00000025 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 00000026 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 00000027 - Disclosure - Short Term Investments Available for Sale (Tables) link:presentationLink link:calculationLink link:definitionLink 00000028 - Disclosure - Fair Value of Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 00000029 - Disclosure - Acquisition of EGEN, Inc. (Tables) link:presentationLink link:calculationLink link:definitionLink 00000030 - Disclosure - Property and Equipment (Tables) link:presentationLink link:calculationLink link:definitionLink 00000031 - Disclosure - Other Accrued Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 00000032 - Disclosure - Note Payable (Tables) link:presentationLink link:calculationLink link:definitionLink 00000033 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 00000034 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 00000035 - Disclosure - Earn-out Milestone Liability (Tables) link:presentationLink link:calculationLink link:definitionLink 00000036 - Disclosure - Warrants (Tables) link:presentationLink link:calculationLink link:definitionLink 00000037 - Disclosure - Commitments (Tables) link:presentationLink link:calculationLink link:definitionLink 00000038 - Disclosure - Summary of Significant Accounting Policies (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000039 - Disclosure - Financial Condition (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000040 - Disclosure - Short Term Investments Available for Sale (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000041 - Disclosure - Short Term Investments Available for Sale - Schedule of Cost, Fair Value and Maturities of Short Term Investments (Details) link:presentationLink link:calculationLink link:definitionLink 00000042 - Disclosure - Short Term Investments Available for Sale - Schedule of Unrealized Losses and Fair Value of Investment Securities (Details) link:presentationLink link:calculationLink link:definitionLink 00000043 - Disclosure - Short Term Investments Available for Sale - Schedule of Investment Income (Details) link:presentationLink link:calculationLink link:definitionLink 00000044 - Disclosure - Fair Values of Financial Instruments (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000045 - Disclosure - Fair Values of Financial Instruments - Schedule of Fair Value of Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 00000046 - Disclosure - Acquisition of EGEN, Inc. (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000047 - Disclosure - Acquisition of EGEN, Inc. - Schedule of Fair Values of Acquired Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 00000048 - Disclosure - Acquisition of EGEN, Inc. - Amortization Schedule for Covenant Not to Complete (Details) link:presentationLink link:calculationLink link:definitionLink 00000049 - Disclosure - Acquisition of EGEN, Inc. - Schedule of Fair Value of Assets Acquired (Details) link:presentationLink link:calculationLink link:definitionLink 00000050 - Disclosure - Property and Equipment - Summary of Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 00000051 - Disclosure - Other Accrued Liabilities - Schedule of Other Accrued Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 00000052 - Disclosure - Note Payable (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000053 - Disclosure - Note Payable - Schedule of Future Principle Payments, Net of Unamortized Debt Discounts (Details) link:presentationLink link:calculationLink link:definitionLink 00000054 - Disclosure - Income Taxes (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000055 - Disclosure - Income Taxes - Schedule of Income Tax Provision (Benefit) (Details) link:presentationLink link:calculationLink link:definitionLink 00000056 - Disclosure - Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 00000057 - Disclosure - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 00000058 - Disclosure - Stockholders' Equity (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000059 - Disclosure - Stock-Based Compensation (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000060 - Disclosure - Stock-Based Compensation - Schedule of Stock Option Awards and Restricted Stock Grants (Details) link:presentationLink link:calculationLink link:definitionLink 00000061 - Disclosure - Stock-Based Compensation - Summary of Non-vested Restricted Stock Awards (Details) link:presentationLink link:calculationLink link:definitionLink 00000062 - Disclosure - Stock-Based Compensation - Summary of Stock Options Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 00000063 - Disclosure - Stock-Based Compensation - Schedule of Assumptions Used to Determine Fair Value of Options Granted (Details) link:presentationLink link:calculationLink link:definitionLink 00000064 - Disclosure - Earn-out Milestone Liability (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000065 - Disclosure - Earn-out Milestone Liability - Schedule of Changes in Earn-out Milestone Liability (Details) link:presentationLink link:calculationLink link:definitionLink 00000066 - Disclosure - Warrants (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000067 - Disclosure - Warrants - Summary of Warrant Activity (Details) link:presentationLink link:calculationLink link:definitionLink 00000068 - Disclosure - Licenses of Intellectual Property and Patents (Details Textual) link:presentationLink link:calculationLink link:definitionLink 00000069 - Disclosure - Technology Development and Licensing Agreements (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000070 - Disclosure - Commitments (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 00000071 - Disclosure - Commitments - Summary of the Future Minimum Payments Required Under Leases (Details) link:presentationLink link:calculationLink link:definitionLink 00000072 - Disclosure - Subsequent Events (Details Narrative) link:presentationLink link:calculationLink link:definitionLink