0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 0000003 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 0000004 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000005 - Statement - Consolidated Statements of Operations and Comprehensive Loss link:presentationLink link:calculationLink link:definitionLink 0000006 - Statement - Consolidated Statements of Changes in Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 0000007 - Statement - Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000008 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 0000009 - Statement - Consolidated Statements of Cash Flows (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000010 - Disclosure - BUSINESS link:presentationLink link:calculationLink link:definitionLink 0000011 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES BASIS OF PRESENTATION AND PRINCIPLES OF CONSOLIDATION link:presentationLink link:calculationLink link:definitionLink 0000012 - Disclosure - LICENSE AND COLLABORATION AGREEMENTS link:presentationLink link:calculationLink link:definitionLink 0000013 - Disclosure - MARKETABLE SECURITIES link:presentationLink link:calculationLink link:definitionLink 0000014 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 0000015 - Disclosure - BALANCE SHEET COMPONENTS link:presentationLink link:calculationLink link:definitionLink 0000016 - Disclosure - STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 0000017 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 0000018 - Disclosure - INVESTMENT IN JOINT VENTURE link:presentationLink link:calculationLink link:definitionLink 0000019 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 0000020 - Disclosure - NET LOSS PER COMMON SHARE link:presentationLink link:calculationLink link:definitionLink 0000021 - Disclosure - SUBSEQUENT EVENTS link:presentationLink link:calculationLink link:definitionLink 9954471 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES BASIS OF PRESENTATION AND PRINCIPLES OF CONSOLIDATION (Policies) link:presentationLink link:calculationLink link:definitionLink 9954472 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES BASIS OF PRESENTATION AND PRINCIPLES OF CONSOLIDATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9954473 - Disclosure - MARKETABLE SECURITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954474 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954475 - Disclosure - BALANCE SHEET COMPONENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9954476 - Disclosure - STOCKHOLDERS' EQUITY (Tables) link:presentationLink link:calculationLink link:definitionLink 9954477 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954478 - Disclosure - NET LOSS PER COMMON SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 9954479 - Disclosure - BUSINESS (Details) link:presentationLink link:calculationLink link:definitionLink 9954480 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES BASIS OF PRESENTATION AND PRINCIPLES OF CONSOLIDATION - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954481 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES BASIS OF PRESENTATION AND PRINCIPLES OF CONSOLIDATION - Summary of Property and Equipment Estimated Useful Lives (Details) link:presentationLink link:calculationLink link:definitionLink 9954482 - Disclosure - LICENSE AND COLLABORATION AGREEMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 9954483 - Disclosure - MARKETABLE SECURITIES - Summary of available-for-sale marketable securities (Details) link:presentationLink link:calculationLink link:definitionLink 9954484 - Disclosure - MARKETABLE SECURITIES - Schedule of Available-for-Sale Securities by Balance Sheet Location Classification (Details) link:presentationLink link:calculationLink link:definitionLink 9954485 - Disclosure - MARKETABLE SECURITIES - Schedule of Fair Values of Available-For-Sale Debt Securities By Contractual Maturity (Details) link:presentationLink link:calculationLink link:definitionLink 9954486 - Disclosure - MARKETABLE SECURITIES - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954487 - Disclosure - LEASES - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954488 - Disclosure - LEASES - Summary of Company's Operating Lease on the Condensed Consolidated Balance Sheets (Details) link:presentationLink link:calculationLink link:definitionLink 9954489 - Disclosure - LEASES - Schedule of Future Minimum Annual Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9954489 - Disclosure - LEASES - Schedule of Future Minimum Annual Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9954490 - Disclosure - BALANCE SHEET COMPONENTS - Summary of Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9954491 - Disclosure - BALANCE SHEET COMPONENTS - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954492 - Disclosure - BALANCE SHEET COMPONENTS - Schedule of Prepaid Expenses and Other Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9954493 - Disclosure - BALANCE SHEET COMPONENTS - Schedule Of Accrued Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 9954494 - Disclosure - STOCKHOLDERS' EQUITY - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954495 - Disclosure - STOCKHOLDERS' EQUITY - Summary of Equity-based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9954496 - Disclosure - STOCKHOLDERS' EQUITY - Summary of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9954497 - Disclosure - STOCKHOLDERS' EQUITY - Summary of Assumptions of Fair Value of Option Pricing Granted (Details) link:presentationLink link:calculationLink link:definitionLink 9954498 - Disclosure - STOCKHOLDERS' EQUITY - Summary of NonVested Restricted Common Stock Awards (Details) link:presentationLink link:calculationLink link:definitionLink 9954499 - Disclosure - STOCKHOLDERS' EQUITY - Summary of Unvested Restricted Common Stock Units (Details) link:presentationLink link:calculationLink link:definitionLink 9954500 - Disclosure - INCOME TAXES - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954501 - Disclosure - INCOME TAXES - Schedule of Effective Income Tax Rates (Details) link:presentationLink link:calculationLink link:definitionLink 9954502 - Disclosure - INCOME TAXES - Schedule of Deferred Income Tax Benefits and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954503 - Disclosure - INVESTMENT IN JOINT VENTURE (Details) link:presentationLink link:calculationLink link:definitionLink 9954504 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details) link:presentationLink link:calculationLink link:definitionLink 9954505 - Disclosure - NET LOSS PER COMMON SHARE - Summary of Basic and diluted loss per common share (Details) link:presentationLink link:calculationLink link:definitionLink 9954506 - Disclosure - NET LOSS PER COMMON SHARE - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954507 - Disclosure - SUBSEQUENT EVENTS (Details) link:presentationLink link:calculationLink link:definitionLink