101 - Document - Document And Entity Information link:presentationLink link:definitionLink link:calculationLink 102 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:definitionLink link:calculationLink 103 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:definitionLink link:calculationLink 104 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:definitionLink link:calculationLink 105 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY link:presentationLink link:definitionLink link:calculationLink 106 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:definitionLink link:calculationLink 107 - Disclosure - General link:presentationLink link:definitionLink link:calculationLink 108 - Disclosure - Accounting and Reporting Policies link:presentationLink link:definitionLink link:calculationLink 109 - Disclosure - Goodwill and Intangible Assets link:presentationLink link:definitionLink link:calculationLink 110 - Disclosure - Net Loss per Common Share link:presentationLink link:definitionLink link:calculationLink 111 - Disclosure - Discontinued Operations and Assets Held For Sale link:presentationLink link:definitionLink link:calculationLink 112 - Disclosure - Fair Value Measurements link:presentationLink link:definitionLink link:calculationLink 113 - Disclosure - Stock-based Compensation link:presentationLink link:definitionLink link:calculationLink 114 - Disclosure - Warrants link:presentationLink link:definitionLink link:calculationLink 115 - Disclosure - Revenue from Settlements and Licensing Agreements link:presentationLink link:definitionLink link:calculationLink 116 - Disclosure - Commitments and Contingencies link:presentationLink link:definitionLink link:calculationLink 117 - Disclosure - Risks and Uncertainties link:presentationLink link:definitionLink link:calculationLink 118 - Disclosure - Subsequent Events link:presentationLink link:definitionLink link:calculationLink 119 - Disclosure - Accounting and Reporting Policies (Policies) link:presentationLink link:definitionLink link:calculationLink 120 - Disclosure - Goodwill and Intangible Assets (Tables) link:presentationLink link:definitionLink link:calculationLink 121 - Disclosure - Net Loss per Common Share (Tables) link:presentationLink link:definitionLink link:calculationLink 122 - Disclosure - Discontinued Operations and Assets Held For Sale (Tables) link:presentationLink link:definitionLink link:calculationLink 123 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:definitionLink link:calculationLink 124 - Disclosure - Stock-based Compensation (Tables) link:presentationLink link:definitionLink link:calculationLink 125 - Disclosure - Warrants (Tables) link:presentationLink link:definitionLink link:calculationLink 126 - Disclosure - General (Additional Information) (Details) link:presentationLink link:definitionLink link:calculationLink 127 - Disclosure - Goodwill and Intangible Assets (Schedule of Finite-Lived Intangible Assets) (Details) link:presentationLink link:definitionLink link:calculationLink 128 - Disclosure - Goodwill and Intangible Assets (Additional Information) (Details) link:presentationLink link:definitionLink link:calculationLink 129 - Disclosure - Net Loss per Common Share (Computation of basic and diluted net losses per common share) (Details) link:presentationLink link:definitionLink link:calculationLink 130 - Disclosure - Net Loss per Common Share (Parenthetical) (Details) link:presentationLink link:definitionLink link:calculationLink 131 - Disclosure - Discontinued Operations and Assets Held For Sale (Disposal Group Not Discontinued Operation Income Statement Disclosures) (Details) link:presentationLink link:definitionLink link:calculationLink 132 - Disclosure - Discontinued Operations and Assets Held For Sale (Details) link:presentationLink link:definitionLink link:calculationLink 133 - Disclosure - Discontinued Operations and Assets Held For Sale (Parenthetical) (Details) link:presentationLink link:definitionLink link:calculationLink 134 - Disclosure - Discontinued Operations and Assets Held For Sale (Additional Information) (Details) link:presentationLink link:definitionLink link:calculationLink 135 - Disclosure - Fair Value Measurements (Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details) link:presentationLink link:definitionLink link:calculationLink 136 - Disclosure - Fair Value Measurements (Assets and Liabilities Measured at Fair Value on Nonrecurring Basis) (Details) link:presentationLink link:definitionLink link:calculationLink 137 - Disclosure - Fair Value Measurements (Changes in Liabilities Measured at Fair Value Using Significant Unobservable Inputs) (Details) link:presentationLink link:definitionLink link:calculationLink 138 - Disclosure - Fair Value Measurements (Based Upon Sensitivity and Nature of Inputs) (Details) link:presentationLink link:definitionLink link:calculationLink 139 - Disclosure - Stock-based Compensation (Schedule Of Common Stock Option Granted) (Details) link:presentationLink link:definitionLink link:calculationLink 140 - Disclosure - Stock-based Compensation (Option Activity) (Details) link:presentationLink link:definitionLink link:calculationLink 141 - Disclosure - Stock-based Compensation (Additional Information) (Details) link:presentationLink link:definitionLink link:calculationLink 142 - Disclosure - Warrants (Schedule Of Changes In Warrants Activity) (Details) link:presentationLink link:definitionLink link:calculationLink 143 - Disclosure - Warrants (Schedule of Warrants Outstanding) (Details) link:presentationLink link:definitionLink link:calculationLink 144 - Disclosure - Warrants (Schedule of Warrants Outstanding) (Parenthetical) (Details) link:presentationLink link:definitionLink link:calculationLink 145 - Disclosure - Warrants (Additional Information) (Details) link:presentationLink link:definitionLink link:calculationLink 146 - Disclosure - Commitments and Contingencies (Additional Information) (Details) link:presentationLink link:definitionLink link:calculationLink 147 - Disclosure - Subsequent Events (Details Textual) link:presentationLink link:definitionLink link:calculationLink