Note 9 - Stockholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025	Sep. 02, 2025	Dec. 31, 2024	May 14, 2024
Stock Repurchased and Retired During Period, Value	$ 287
Dividends	$ 0	$ 0
Preferred Stock, Shares Authorized (in shares)	1,000,000		1,000,000
Preferred Stock, Shares Outstanding (in shares)	0		0
Capital Stock, Shares Authorized (in shares)				8,000,000	36,000,000
Common Stock, Shares Authorized (in shares)	7,000,000		7,000,000	7,000,000	35,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.02		$ 0.02	$ 0.02	$ 0.02
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.01		$ 0.01
Blank Check Preferred Stock [Member]
Preferred Stock, Shares Authorized (in shares)				1,000,000	1,000,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share)				$ 0.01	$ 0.01
The 2024 Repurchase Program [Member]
Share Repurchase Program, Authorized, Amount						$ 1,500
The 2025 Repurchase Program [Member]
Share Repurchase Program, Authorized, Amount			$ 1,500
Stock Repurchased and Retired During Period, Shares (in shares)	60,240	0
Stock Repurchased and Retired During Period, Value	$ 300
The 2025 Repurchase Program [Member] | Weighted Average [Member]
Stock Repurchased and Retired During Period, Per Share (in dollars per share)	$ 4.75