CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Cash, cash equivalent and short term investments
Cash and cash equivalents	$ 48,812	$ 24,459
Short-term investments	15,545	33,747
Cash, cash equivalents and short-term investments	64,357	58,206
Money market funds
Cash, cash equivalent and short term investments
Cash, cash equivalents and short-term investments	21,109	4,155
US treasury bills
Cash, cash equivalent and short term investments
Cash, cash equivalents and short-term investments	8,953	5,225
Government-sponsored enterprise securities
Cash, cash equivalent and short term investments
Cash, cash equivalents and short-term investments	15,584	15,796
Corporate bonds and commercial paper
Cash, cash equivalent and short term investments
Cash, cash equivalents and short-term investments	9,917	26,766
Cash
Cash, cash equivalent and short term investments
Cash, cash equivalents and short-term investments	$ 8,794	$ 6,264