NOTE 8 - FAIR VALUE - Changes In Fair Values of Trading Securities (Details) - Trading securities - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
FAIR VALUE
Balance at the beginning of the period	$ 115,967	$ 82,900	$ 83,857	$ 83,529
Trading securities purchased			32,763
Paydowns	(44)	(42)	(132)	(123)
Premium amortization	(315)	(240)	(835)	(711)
Fair value gain	$ 442	$ 607	$ 397	$ 530
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Fair Value Gain Loss On Derivatives An Trading Securities	Fair Value Gain Loss On Derivatives An Trading Securities	Fair Value Gain Loss On Derivatives An Trading Securities	Fair Value Gain Loss On Derivatives An Trading Securities
Balance at the end of the period	$ 116,050	$ 83,225	$ 116,050	$ 83,225