CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Treasury Stock
Beginning balance, shares outstanding at Dec. 31, 2022		14,732,000
Beginning balance at Dec. 31, 2022	$ 137,134	$ 264	$ 238,780	$ 176,843	$ (278,753)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 33,413			33,413
Issuance of common stock from employee stock purchase plan (in shares)	63,372	63,000
Issuance of common stock from employee stock purchase plan	$ 1,494		1,494
Issuance of common stock to directors and board advisor (in shares)		16,000
Issuance of common stock to directors and board advisor	451		451
Issuance of common stock to former executive (in shares)		30,000
Issuance of common stock to former executive	826		826
Issuance of restricted common stock (in shares)		142,000
Issuance of restricted common stock	$ 0	$ 2	(2)
Exercise of stock options (in shares)	74,200	12,000
Exercise of stock options	$ (174)		(174)
Restricted common stock, performance awards, and stock options surrendered for taxes paid (in shares)		(3,000)
Restricted common stock, performance awards, and stock options surrendered for taxes paid	(78)		(78)
Stock-based compensation expense	6,426		6,426
Dividends on common stock	(6,708)		(6,708)
Other (in shares)		8,000
Other	276		276
Ending balance, shares outstanding at Dec. 31, 2023		15,000,000
Ending balance at Dec. 31, 2023	173,060	$ 266	241,291	210,256	(278,753)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 32,953			32,953
Issuance of common stock from employee stock purchase plan (in shares)	55,850	57,000
Issuance of common stock from employee stock purchase plan	$ 1,187		1,187
Issuance of common stock to directors and board advisor (in shares)		17,000
Issuance of common stock to directors and board advisor	531		531
Issuance of restricted common stock (in shares)		157,000
Issuance of restricted common stock	$ 0	$ 2	(2)
Exercise of stock options (in shares)	97,548	68,000
Exercise of stock options	$ 1,440	$ 1	1,439
Restricted common stock, performance awards, and stock options surrendered for taxes paid (in shares)		(76,000)
Restricted common stock, performance awards, and stock options surrendered for taxes paid	(593)		(593)
Stock-based compensation expense	5,989		5,989
Dividends on common stock	(6,807)		(6,807)
Other (in shares)		31,000
Other	790		790
Ending balance, shares outstanding at Dec. 31, 2024		15,254,000
Ending balance at Dec. 31, 2024	208,550	$ 269	243,825	243,209	(278,753)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 51,507			51,507
Issuance of common stock from employee stock purchase plan (in shares)	34,208	34,000
Issuance of common stock from employee stock purchase plan	$ 1,133		1,133
Issuance of common stock to directors and board advisor (in shares)		7,000
Issuance of common stock to directors and board advisor	266		266
Issuance of common stock to former executive (in shares)		271,000
Issuance of common stock to former executive	0	$ 3	(3)
Issuance of restricted common stock (in shares)		115,000
Issuance of restricted common stock	$ 0	$ 1	(1)
Exercise of stock options (in shares)	324,497	132,000
Exercise of stock options	$ 585	$ 1	584
Restricted common stock, performance awards, and stock options surrendered for taxes paid (in shares)		(74,000)
Restricted common stock, performance awards, and stock options surrendered for taxes paid	(8,276)		(8,276)
Stock-based compensation expense	7,540		7,540
Dividends on common stock	(7,025)		(7,025)
Other (in shares)		12,000
Other	496		496
Ending balance, shares outstanding at Dec. 31, 2025		15,751,000
Ending balance at Dec. 31, 2025	$ 254,776	$ 274	$ 238,539	$ 294,716	$ (278,753)