NET INCOME PER SHARE - Schedule of Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Numerator:
Net income	$ 83,994	$ 28,182	$ 13,254
Denominator:
Basic (in shares)	111,651	105,080	101,484
Diluted (in shares)	117,359	112,378	106,171
Net income per share:
Basic (in dollars per share)	$ 0.75	$ 0.27	$ 0.13
Diluted (in dollars per share)	$ 0.72	$ 0.25	$ 0.12
Stock options
Denominator:
Weighted average number diluted shares outstanding adjustment (in shares)	0	213	292
Restricted stock units
Denominator:
Weighted average number diluted shares outstanding adjustment (in shares)	1,355	1,884	1,525
Stock purchase rights under the ESPP
Denominator:
Weighted average number diluted shares outstanding adjustment (in shares)	33	79	42
2022 Notes
Denominator:
Weighted average number diluted shares outstanding adjustment (in shares)	0	2,681	2,175
2024 Notes
Denominator:
Weighted average number diluted shares outstanding adjustment (in shares)	4,320	2,441	653