EQUITY AND CASH COMPENSATION UNDER THE PPG AGREEMENTS - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Long-term Purchase Commitment [Line Items]
Percent of services payable in cash or shares	50.00%
Issuance of common stock in connection with materials and license agreements (in shares)	0
Charges to expense for cash portion of reimbursement of expenses	$ 19.3	$ 9.1	$ 7.3
New OLED Materials Agreement and OLED Materials Agreement [Member] | Weighted Average
Long-term Purchase Commitment [Line Items]
Minimum average closing price of common stock (in dollars per share)	$ 20