INVESTMENT IN JOINT VENTURE (Details)	3 Months Ended	12 Months Ended
	Sep. 30, 2025 USD ($)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)
Schedule of Equity Method Investments [Line Items]
Gain on sale of joint venture		$ 22,350,000	$ 0
Future contingent milestone and royalty assets		3,000,000.0
Investment in joint venture		1,500,000	2,000,000
Allocable share of losses recorded		(874,000)	(2,239,000)
RE Ventures I, LLC
Schedule of Equity Method Investments [Line Items]
Proceeds from sale of equity method investments	$ 20,000,000.0
Proceeds from sale of equity method investments, upfront payment received	7,500,000
Proceeds from sale of equity method investments, milestone payment received	12,500,000
Future equity method investment, milestone, cash payment	5,000,000.0
Gain on sale of joint venture	22,400,000
Equity method investment, net consideration	23,000,000.0	$ 23,000,000.0
Equity method investments	600,000
Future contingent milestone and royalty assets	$ 3,000,000.0
Estimated future contingent milestone and royalties (as a percent)	0.154
Percentage of interest of joint venture entity (as a percent)		50.00%
Investment in joint venture		$ 1,500,000	2,000,000.0
Additional financial support outside of capital contribution		0	0
Scientific and finance & accounting support		300,000	700,000
Allocable share of losses recorded		$ 900,000	$ 2,200,000