OPERATING LEASES (Lease Cost and Other Information) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Sep. 30, 2025
Lease cost:
Operating lease cost	$ 5,174	$ 5,233	$ 5,108
Variable lease cost	2,586	3,229	3,751
Less: sublease income	0	0	(34)
Total lease cost	7,760	8,462	8,825
Operating cash flows from operating leases	$ (5,048)	$ (5,073)	$ (5,095)
Weighted-average remaining lease term - operating leases	9 years 2 months 19 days	10 years 3 months	10 years 7 months 20 days
Weighted-average discount rate - operating leases		4.07%	3.96%	4.16%