00100 - Statement - Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00200 - Statement - Statements Of Operations link:presentationLink link:calculationLink link:definitionLink 00300 - Statement - Statements Of Convertible Preferred Stock And Stockholders' Equity (Deficit) link:presentationLink link:calculationLink link:definitionLink 00400 - Statement - Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 00090 - Document - Document And Entity Information link:presentationLink link:calculationLink link:definitionLink 00105 - Statement - Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - Organization And Summary Of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 10201 - Disclosure - Significant Agreements And Contracts link:presentationLink link:calculationLink link:definitionLink 10301 - Disclosure - Investments In Marketable Securities link:presentationLink link:calculationLink link:definitionLink 10401 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 10501 - Disclosure - Property And Equipment link:presentationLink link:calculationLink link:definitionLink 10601 - Disclosure - Accrued Liabilities link:presentationLink link:calculationLink link:definitionLink 10701 - Disclosure - Preferred And Common Stock Warrants link:presentationLink link:calculationLink link:definitionLink 10801 - Disclosure - Convertible Notes Payable link:presentationLink link:calculationLink link:definitionLink 10901 - Disclosure - Common Stock Reserved For Issuance link:presentationLink link:calculationLink link:definitionLink 11001 - Disclosure - Share-Based Compensation link:presentationLink link:calculationLink link:definitionLink 11101 - Disclosure - Revenue Recognition Under Multiple Element Arrangements link:presentationLink link:calculationLink link:definitionLink 11201 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 11301 - Disclosure - Commitments link:presentationLink link:calculationLink link:definitionLink 11401 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 11501 - Disclosure - Selected Quarterly Financial Data link:presentationLink link:calculationLink link:definitionLink