000 - Document - Document And Entity Information link:calculationLink link:definitionLink link:presentationLink 001 - Statement - Consolidated Balance Sheets link:calculationLink link:definitionLink link:presentationLink 002 - Statement - Consolidated Balance Sheets (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 003 - Statement - Consolidated Statements of Operations and Comprehensive Loss link:calculationLink link:definitionLink link:presentationLink 004 - Statement - Consolidated Statements of Stockholders' Equity (Deficit) link:calculationLink link:definitionLink link:presentationLink 005 - Statement - Consolidated Statements of Stockholders' Equity (Deficit) (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 006 - Statement - Consolidated Statements of Cash Flows link:calculationLink link:definitionLink link:presentationLink 995552 - Disclosure - Note 1 - Description of the Business link:calculationLink link:definitionLink link:presentationLink 995553 - Disclosure - Note 2 - Summary of Significant Accounting Policies link:calculationLink link:definitionLink link:presentationLink 995554 - Disclosure - Note 3 - Fair Value of Financial Instruments link:calculationLink link:definitionLink link:presentationLink 995555 - Disclosure - Note 4 - Balance Sheet Components link:calculationLink link:definitionLink link:presentationLink 995556 - Disclosure - Note 5 - Goodwill link:calculationLink link:definitionLink link:presentationLink 995557 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation link:calculationLink link:definitionLink link:presentationLink 995558 - Disclosure - Note 7 - Commitments and Contingencies link:calculationLink link:definitionLink link:presentationLink 995559 - Disclosure - Note 8 - Income Taxes link:calculationLink link:definitionLink link:presentationLink 995560 - Disclosure - Note 9 - Segment Reporting link:calculationLink link:definitionLink link:presentationLink 995561 - Disclosure - Note 10 - Related Party Transactions link:calculationLink link:definitionLink link:presentationLink 995562 - Disclosure - Note 11 - Restructuring Charges link:calculationLink link:definitionLink link:presentationLink 995563 - Disclosure - Note 12 - Employee Benefit Plans link:calculationLink link:definitionLink link:presentationLink 995564 - Disclosure - Note 13 - Subsequent Events link:calculationLink link:definitionLink link:presentationLink 995566 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 995567 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Tables) link:calculationLink link:definitionLink link:presentationLink 995568 - Disclosure - Note 3 - Fair Value of Financial Instruments (Tables) link:calculationLink link:definitionLink link:presentationLink 995569 - Disclosure - Note 4 - Balance Sheet Components (Tables) link:calculationLink link:definitionLink link:presentationLink 995570 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation (Tables) link:calculationLink link:definitionLink link:presentationLink 995571 - Disclosure - Note 7 - Commitments and Contingencies (Tables) link:calculationLink link:definitionLink link:presentationLink 995572 - Disclosure - Note 8 - Income Taxes (Tables) link:calculationLink link:definitionLink link:presentationLink 995573 - Disclosure - Note 9 - Segment Reporting (Tables) link:calculationLink link:definitionLink link:presentationLink 995574 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995575 - Disclosure - Note 2 - Summary of Significant Accounting Policies - Antidilutive Securities (Details) link:calculationLink link:definitionLink link:presentationLink 995576 - Disclosure - Note 3 - Fair Value of Financial Instruments (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995577 - Disclosure - Note 3 - Fair Value of Financial Instruments - Financial Assets Measured on a Recurring Basis (Details) link:calculationLink link:definitionLink link:presentationLink 995578 - Disclosure - Note 4 - Balance Sheet Components (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995579 - Disclosure - Note 4 - Balance Sheet Components - Property and Equipment, Net (Details) link:calculationLink link:definitionLink link:presentationLink 995580 - Disclosure - Note 4 - Balance Sheet Components - Intangible Assets, Net (Details) link:calculationLink link:definitionLink link:presentationLink 995581 - Disclosure - Note 4 - Balance Sheet Components - Schedule of Amortization of Intangible Assets (Details) link:calculationLink link:definitionLink link:presentationLink 995582 - Disclosure - Note 4 - Balance Sheet Components - Accrued Expenses (Details) link:calculationLink link:definitionLink link:presentationLink 995583 - Disclosure - Note 5 - Goodwill (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995584 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995585 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation - Summary of Warrants Activity (Details) link:calculationLink link:definitionLink link:presentationLink 995586 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation - Summary of Stock Option Activity (Details) link:calculationLink link:definitionLink link:presentationLink 995587 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation - Summary of Time-based Option Activity (Details) link:calculationLink link:definitionLink link:presentationLink 995588 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation - Summary of Performance Option Activity (Details) link:calculationLink link:definitionLink link:presentationLink 995589 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation - Option Assumptions (Details) link:calculationLink link:definitionLink link:presentationLink 995590 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation - Summary of Market-based Option Activity (Details) link:calculationLink link:definitionLink link:presentationLink 995591 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation - ESPP Assumptions (Details) link:calculationLink link:definitionLink link:presentationLink 995592 - Disclosure - Note 6 - Stockholders' Equity and Stock-based Compensation - Stock-based Compensation Expense (Details) link:calculationLink link:definitionLink link:presentationLink 995593 - Disclosure - Note 7 - Commitments and Contingencies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995594 - Disclosure - Note 7 - Commitments and Contingencies - Information Related to Right-of-use Assets and Lease Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995595 - Disclosure - Note 8 - Income Taxes (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995596 - Disclosure - Note 8 - Income Taxes - Income (Loss) Before Income Taxes (Details) link:calculationLink link:definitionLink link:presentationLink 995597 - Disclosure - Note 8 - Income Taxes - Reconciliation of Provision for Income Taxes (Details) link:calculationLink link:definitionLink link:presentationLink 995598 - Disclosure - Note 8 - Income Taxes - Deferred Tax Asset (Liability) (Details) link:calculationLink link:definitionLink link:presentationLink 995599 - Disclosure - Note 8 - Income Taxes - Reconciliation of Unrecognized Tax Benefit (Details) link:calculationLink link:definitionLink link:presentationLink 995600 - Disclosure - Note 9 - Segment Reporting (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995601 - Disclosure - Note 9 - Segment Reporting - Reconciliation of Net Loss (Details) link:calculationLink link:definitionLink link:presentationLink 995602 - Disclosure - Note 10 - Related Party Transactions (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995603 - Disclosure - Note 11 - Restructuring Charges (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995604 - Disclosure - Note 12 - Employee Benefit Plans (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995605 - Disclosure - Note 13 - Subsequent Events (Details Textual) link:calculationLink link:definitionLink link:presentationLink