MAJOR CUSTOMERS, PARTNERSHIPS AND STRATEGIC ALLIANCES - Agreement with Sigma-Aldrich Corporation (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Oct. 31, 2009	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2007
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Common stock issued		$ 15,106	$ 84,869	$ 27,099
Revenues		176,232	111,299	110,701
Sigma-Aldrich Corporation
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Developed laboratory research reagents, research services period					3 years
Deferred revenue	$ 20,000
Common stock issued	$ 4,900
Public offering, common stock shares issued	636,133
Reduced royalty rate	10.50%
Development and sales-based milestone payments to be received	$ 42,000
Revenues		$ 4,700	$ 900	$ 1,100
Sigma-Aldrich Corporation | License agreement terms
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Revenues under agreement	5,000
Sigma-Aldrich Corporation | License
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Deferred revenue	$ 15,100