FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Dec. 31, 2023

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table provides the assets and liabilities carried at fair value measured on a recurring basis as of December 31, 2023 (in thousands):

			Fair Value Measurements, Using
	Total Carrying Value as of December 31,  2023		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Cash equivalents	$	268	$	268	$	—	$	—
Short-term Corporate bonds		1,759		1,759		—		—
Short-term U.S. Government bonds		420,378		420,378		—		—
Long-term U.S. Government bonds		285,502		285,502		—		—

The following table provides the assets and liabilities carried at fair value measured on a recurring basis as of December 31, 2022 (in thousands):

			Fair Value Measurements, Using
	Total Carrying Value as of December 31,  2022		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Cash equivalents	$	7,162	$	7,162	$	—	$	—
Short-term Corporate bonds		149,788		149,788		—		—
Short-term U.S. Government bonds		334,557		334,557		—		—
Long-term Corporate bonds		2,451		2,451		—		—
Long-term U.S. Government bonds		245,364		245,364		—		—