FAIR VALUE MEASUREMENTS - Schedule of Financial Instruments Measured at Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Assets:
Money market funds	$ 204,595	$ 183,641
Total assets measured at fair value	449,690	417,268
Money market funds
Assets:
Money market funds	204,595	173,694
U.S. Treasury securities
Assets:
Money market funds		9,947
Debt securities, available for sale and cash and cash equivalents	117,071	129,350
Commercial paper
Assets:
Debt securities, available for sale and cash and cash equivalents	29,478	39,040
Corporate debt securities
Assets:
Debt securities, available for sale and cash and cash equivalents	83,613	70,186
Government-related debt securities
Assets:
Debt securities, available for sale and cash and cash equivalents	14,933	4,998
Level 1
Assets:
Total assets measured at fair value	321,666	303,044
Level 1 \| Money market funds
Assets:
Money market funds	204,595	173,694
Level 1 \| U.S. Treasury securities
Assets:
Debt securities, available for sale and cash and cash equivalents	117,071	129,350
Level 1 \| Commercial paper
Assets:
Debt securities, available for sale and cash and cash equivalents	0	0
Level 1 \| Corporate debt securities
Assets:
Debt securities, available for sale and cash and cash equivalents	0	0
Level 1 \| Government-related debt securities
Assets:
Debt securities, available for sale and cash and cash equivalents	0	0
Level 2
Assets:
Total assets measured at fair value	128,024	114,224
Level 2 \| Money market funds
Assets:
Money market funds	0	0
Level 2 \| U.S. Treasury securities
Assets:
Debt securities, available for sale and cash and cash equivalents	0	0
Level 2 \| Commercial paper
Assets:
Debt securities, available for sale and cash and cash equivalents	29,478	39,040
Level 2 \| Corporate debt securities
Assets:
Debt securities, available for sale and cash and cash equivalents	83,613	70,186
Level 2 \| Government-related debt securities
Assets:
Debt securities, available for sale and cash and cash equivalents	14,933	4,998
Level 3
Assets:
Total assets measured at fair value	0	0
Level 3 \| Money market funds
Assets:
Money market funds	0	0
Level 3 \| U.S. Treasury securities
Assets:
Debt securities, available for sale and cash and cash equivalents	0	0
Level 3 \| Commercial paper
Assets:
Debt securities, available for sale and cash and cash equivalents	0	0
Level 3 \| Corporate debt securities
Assets:
Debt securities, available for sale and cash and cash equivalents	0	0
Level 3 \| Government-related debt securities
Assets:
Debt securities, available for sale and cash and cash equivalents	$ 0	$ 0