v3.26.3
FAIR VALUE MEASUREMENTS, CASH EQUIVALENTS AND MARKETABLE SECURITIES - Schedule of Fair Value Hierarchy of Financial Assets Measured at Fair Value (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents $ 27,851 $ 247,236
Total short-term marketable securities 759,700 654,703
Total 787,551 901,939
U.S. government treasury bills    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total short-term marketable securities 759,700 654,703
Level 1    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents 27,851 247,236
Total short-term marketable securities 759,700 654,703
Total 787,551 901,939
Level 1 | U.S. government treasury bills    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total short-term marketable securities 759,700 654,703
Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents 0 0
Total short-term marketable securities 0 0
Total 0 0
Level 2 | U.S. government treasury bills    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total short-term marketable securities 0 0
Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents 0 0
Total short-term marketable securities 0 0
Total 0 0
Level 3 | U.S. government treasury bills    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total short-term marketable securities 0 0
Money market funds    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents 27,851 63,195
Money market funds | Level 1    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents 27,851 63,195
Money market funds | Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents 0 0
Money market funds | Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents $ 0 0
U.S. government treasury bills    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents   184,041
U.S. government treasury bills | Level 1    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents   184,041
U.S. government treasury bills | Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents   0
U.S. government treasury bills | Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total cash equivalents   $ 0