Note 1 - Organization and Summary of Significant Accounting Policies - Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Property and equipment	$ 36,294	$ 31,765
Accumulated depreciation	(24,012)	(20,446)
Property and equipment, net	12,282	11,319
Property and Equipment [Member]
Property and equipment	26,278	25,382
Software and Software Development Costs [Member]
Property and equipment	8,620	5,015
Furniture and Fixtures [Member]
Property and equipment	$ 1,068	1,044
Building [Member]
Property and equipment (Year)	39 years
Property and equipment	$ 328	$ 324
Minimum [Member] | Property and Equipment [Member]
Property and equipment (Year)	3 years
Minimum [Member] | Software and Software Development Costs [Member]
Property and equipment (Year)	3 years
Minimum [Member] | Furniture and Fixtures [Member]
Property and equipment (Year)	5 years
Maximum [Member] | Property and Equipment [Member]
Property and equipment (Year)	5 years
Maximum [Member] | Software and Software Development Costs [Member]
Property and equipment (Year)	7 years
Maximum [Member] | Furniture and Fixtures [Member]
Property and equipment (Year)	7 years