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INVESTMENTS - Gross Unrealized Loss Position (Details) $ in Thousands | Dec. 31, 2024 USD ($) security | Dec. 31, 2023 USD ($) security
--- | --- | ---
Debt securities, unrealized loss position, accumulated loss |  |
Fair value, less than 12 months maturity |  | $ 4,472
Fair value, 12 months or longer maturity | $ 600 | 2,043
Fair value, total | 600 | 6,515
Debt securities, unrealized loss position, accumulated loss less than 12 months |  | (1)
Debt securities, unrealized loss position, accumulated loss 12 months or more | (1) | (7)
Debt securities, unrealized loss position, accumulated loss | $ (1) | $ (8)
Number of securities | security | 42 | 41
Number of securities immaterial | security | 2 | 24
Allowance For Credit Losses | $ 0 | $ 0
Commercial Paper |  |
Debt securities, unrealized loss position, accumulated loss |  |
Fair value, less than 12 months maturity |  | 4,472
Fair value, total |  | 4,472
Debt securities, unrealized loss position, accumulated loss less than 12 months |  | (1)
Debt securities, unrealized loss position, accumulated loss |  | (1)
U.S. Treasury Securities |  |
Debt securities, unrealized loss position, accumulated loss |  |
Fair value, 12 months or longer maturity | 600 | 2,043
Fair value, total | 600 | 2,043
Debt securities, unrealized loss position, accumulated loss 12 months or more | (1) | (7)
Debt securities, unrealized loss position, accumulated loss | $ (1) | $ (7)

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