Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock, Common [Member]	Total
Balance (in shares) at Dec. 31, 2021	10,910,460
Balance at Dec. 31, 2021	$ 109	$ 29,931	$ 24,393	$ 594	$ (204)	$ 54,823
Net earnings	0	0	8,461	0	0	8,461
Other comprehensive loss	0	0	0	(376)	0	(376)
Amortization of deferred compensation related to stock-based awards	$ 0	1,787	0	0	0	1,787
Issuance of unvested shares of restricted stock (in shares)	123,533
Issuance of unvested shares of restricted stock	$ 1	(1)	0	0	0	0
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited (in shares)	(5,944)
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	$ 0	0	0	0	0	$ 0
Stock options exercised (in shares)	8,060					8,060
Stock options exercised		38	0			$ 38
Shares issued under Employee Stock Purchase Plan (in shares)	27,162
Shares issued under Employee Stock Purchase Plan	$ 1	232	0			233
Shares surrendered to satisfy tax liability at vesting of stock-based awards	$ 0	0	0	0	(10)	(10)
Balance (in shares) at Dec. 31, 2022	11,063,271
Balance at Dec. 31, 2022	$ 111	31,987	32,854	218	(214)	64,956
Net earnings	0	0	9,342	0	0	9,342
Other comprehensive loss	0	0	0	196	0	196
Amortization of deferred compensation related to stock-based awards	$ 0	2,047	0	0	0	2,047
Issuance of unvested shares of restricted stock (in shares)	97,461
Issuance of unvested shares of restricted stock	$ 1	(1)	0	0	0	0
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited (in shares)	(17,491)
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	$ 0	0	0	0	0	$ 0
Stock options exercised (in shares)	124,550					124,550
Stock options exercised	$ 1	977	0	0	0	$ 978
Shares issued under Employee Stock Purchase Plan (in shares)	11,780
Shares issued under Employee Stock Purchase Plan	$ 0	205	0	0	0	205
Shares surrendered to satisfy tax liability at vesting of stock-based awards	$ 0	0	0	0	(687)	(687)
Issuance of additional shares of restricted sock related to performance-based awards which vested in the period (in shares)	40,557
Shares issued pursuant to At-the-Market Offering (in shares)	921,797
Shares issued pursuant to At-the-Market Offering	$ 9	19,235	0	0	0	19,244
Balance (in shares) at Dec. 31, 2023	12,241,925
Balance at Dec. 31, 2023	$ 122	$ 54,450	$ 42,196	$ 414	$ (901)	$ 96,281