Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock Outstanding [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock, Common [Member]	Total
Balance at Dec. 31, 2024	$ 0	$ 13	$ 84,901	$ (26,344)	$ (1,301)	$ (24,397)	$ 32,872
BALANCE (in shares) at Dec. 31, 2024		12,979,414
BALANCE (in shares) at Dec. 31, 2024						(1,466,339)
Net loss	0	$ 0	0	122	0	$ 0	122
Dividends declared, $0.10/share	0	0	0	(2,303)	0	0	(2,303)
Foreign currency translation adjustments	0	0	0	0	148	0	148
Unrealized gains (losses) on available-for-sale securities	0	0	0	0	9	0	9
Foreign currency translation adjustment	0	0	0	0	148	0	148
Share-based compensation	0	$ 0	34	0	0	0	34
BALANCE (in shares) at Mar. 31, 2025		12,979,414
Balance at Mar. 31, 2025	0	$ 13	84,935	(28,525)	(1,144)	$ (24,397)	30,882
BALANCE (in shares) at Mar. 31, 2025						(1,466,339)
Balance at Dec. 31, 2024	$ 0	$ 13	84,901	(26,344)	(1,301)	$ (24,397)	32,872
BALANCE (in shares) at Dec. 31, 2024		12,979,414
BALANCE (in shares) at Dec. 31, 2024						(1,466,339)
Net loss							(294)
Foreign currency translation adjustments							358
Unrealized gains (losses) on available-for-sale securities							18
Foreign currency translation adjustment							358
BALANCE (in shares) at Sep. 30, 2025	0	12,979,414
Balance at Sep. 30, 2025	$ 0	$ 13	85,004	(33,547)	(925)	$ (24,397)	26,148
BALANCE (in shares) at Sep. 30, 2025						(1,466,339)
Balance at Mar. 31, 2025	0	$ 13	84,935	(28,525)	(1,144)	$ (24,397)	30,882
BALANCE (in shares) at Mar. 31, 2025		12,979,414
BALANCE (in shares) at Mar. 31, 2025						(1,466,339)
Net loss	0	$ 0	0	15	0	$ 0	15
Dividends declared, $0.10/share	0	0	0	(2,303)	0		(2,303)
Foreign currency translation adjustments	0	0	0	0	229	0	229
Unrealized gains (losses) on available-for-sale securities	0	0	0	0	(1)	0	(1)
Foreign currency translation adjustment	0	0	0	0	229	0	229
Share-based compensation	0	$ 0	34	0	0	0	34
BALANCE (in shares) at Jun. 30, 2025		12,979,414
Balance at Jun. 30, 2025	0	$ 13	84,969	(30,813)	(916)	$ (24,397)	28,856
BALANCE (in shares) at Jun. 30, 2025						(1,466,339)
Net loss	0	0	0	(431)	0	$ 0	(431)
Dividends declared, $0.10/share	0	0	0	(2,303)	0		(2,303)
Foreign currency translation adjustments	0	0	0	0	(19)	0	(19)
Unrealized gains (losses) on available-for-sale securities	0	0	0	0	10	0	10
Foreign currency translation adjustment	0	0	0	0	(19)	0	(19)
Share-based compensation	$ 0	$ 0	35	0	0	0	35
BALANCE (in shares) at Sep. 30, 2025	0	12,979,414
Balance at Sep. 30, 2025	$ 0	$ 13	85,004	(33,547)	(925)	$ (24,397)	26,148
BALANCE (in shares) at Sep. 30, 2025						(1,466,339)
Balance at Dec. 31, 2025	0	$ 13	85,033	(36,436)	(784)	$ (24,397)	$ 23,429
BALANCE (in shares) at Dec. 31, 2025		12,979,414
BALANCE (in shares) at Dec. 31, 2025						(1,466,339)	1,466,339
Net loss	0	$ 0	0	(154)	0	$ 0	$ (154)
Repurchase of common stock	0	0	0	0	0	$ (5,962)	(5,962)
Repurchase of common stock (in shares)						(2,935,227)
Dividends declared, $0.10/share	0	0	0	(858)	0	$ 0	(858)
Foreign currency translation adjustments	0	0	0	0	16	0	16
Unrealized gains (losses) on available-for-sale securities	0	0	0	0	(7)	0	(7)
Foreign currency translation adjustment	0	0	0	0	16	0	16
Repurchase of common stock	0	$ 0	0	0	0	(5,962)	(5,962)
BALANCE (in shares) at Mar. 31, 2026		12,979,414
Balance at Mar. 31, 2026	0	$ 13	85,033	(37,448)	(775)	$ (30,359)	16,464
BALANCE (in shares) at Mar. 31, 2026						(4,401,566)
Balance at Dec. 31, 2025	$ 0	$ 13	85,033	(36,436)	(784)	$ (24,397)	$ 23,429
BALANCE (in shares) at Dec. 31, 2025		12,979,414
BALANCE (in shares) at Dec. 31, 2025						(1,466,339)	1,466,339
Net loss							$ (837)
Foreign currency translation adjustments							117
Unrealized gains (losses) on available-for-sale securities							0
Foreign currency translation adjustment							117
BALANCE (in shares) at Sep. 30, 2026	0	12,979,414
Balance at Sep. 30, 2026	$ 0	$ 13	85,033	(38,989)	(667)	$ (30,387)	$ 15,003
BALANCE (in shares) at Sep. 30, 2026						(4,429,588)	4,429,588
Balance at Mar. 31, 2026	0	$ 13	85,033	(37,448)	(775)	$ (30,359)	$ 16,464
BALANCE (in shares) at Mar. 31, 2026		12,979,414
BALANCE (in shares) at Mar. 31, 2026						(4,401,566)
Net loss	0	$ 0	0	(451)	0	$ 0	(451)
Dividends declared, $0.10/share	0	0	0	(858)	0	0	(858)
Foreign currency translation adjustments	0	0	0	0	39	0	39
Unrealized gains (losses) on available-for-sale securities	0	0	0	0	8	0	8
Foreign currency translation adjustment	0	$ 0	0	0	39	0	39
BALANCE (in shares) at Jun. 30, 2026		12,979,414
Balance at Jun. 30, 2026	0	$ 13	85,033	(38,757)	(728)	$ (30,359)	15,202
BALANCE (in shares) at Jun. 30, 2026						(4,401,566)
Net loss	0	0	0	(232)	0	$ 0	(232)
Repurchase of common stock	$ 0	$ 0	0	0	0	$ (28)	(28)
Repurchase of common stock (in shares)	0	0				(28,022)
Foreign currency translation adjustments	$ 0	$ 0	0	0	62	$ 0	62
Unrealized gains (losses) on available-for-sale securities	0	0	0	0	(1)	0	(1)
Foreign currency translation adjustment	0	0	0	0	62	0	62
Repurchase of common stock	$ 0	$ 0	0	0	0	(28)	(28)
BALANCE (in shares) at Sep. 30, 2026	0	12,979,414
Balance at Sep. 30, 2026	$ 0	$ 13	$ 85,033	$ (38,989)	$ (667)	$ (30,387)	$ 15,003
BALANCE (in shares) at Sep. 30, 2026						(4,429,588)	4,429,588