Consolidated Statements of Stockholders' Equity (Unaudited) - 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, 2022	11,063,271
Balance at Dec. 31, 2022	$ 111	$ 31,987	$ 32,854	$ 218	$ (214)	$ 64,956
Net earnings	0	0	2,817	0	0	2,817
Other comprehensive loss	0	0	0	71	0	71
Amortization of deferred compensation related to stock-based awards	$ 0	474	0	0	0	474
Issuance of unvested shares of restricted stock (in shares)	90,588
Issuance of unvested shares of restricted stock	$ 1	(1)	0	0	0	0
Forfeiture of unvested shares of restricted stock (in shares)	(13,271)
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	$ (0)	(0)	(0)	(0)	(0)	(0)
Stock options exercised (in shares)	25,200
Stock options exercised	$ 0	165	0	0	0	165
Shares issued under Employee Stock Purchase Plan (in shares)	2,292
Shares issued under Employee Stock Purchase Plan	$ 0	48	0	0	0	48
Shares surrendered to satisfy tax liability at vesting of stock-based awards	0	0	0	0	(33)	(33)
Forfeitures of unvested shares of restricted stock	$ 0	0	0	0	0	0
Balance (in shares) at Mar. 31, 2023	11,168,080
Balance at Mar. 31, 2023	$ 112	32,673	35,671	289	(247)	68,498
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						5,610
Balance (in shares) at Jun. 30, 2023	12,185,220
Balance at Jun. 30, 2023	$ 122	53,296	38,464	470	(288)	92,064
Balance (in shares) at Mar. 31, 2023	11,168,080
Balance at Mar. 31, 2023	$ 112	32,673	35,671	289	(247)	68,498
Net earnings	0	0	2,793	0	0	2,793
Other comprehensive loss	0	0	0	181	0	181
Amortization of deferred compensation related to stock-based awards	$ 0	605	0	0	0	605
Issuance of unvested shares of restricted stock (in shares)	6,873
Issuance of unvested shares of restricted stock	$ 0	0	0	0	0	0
Stock options exercised (in shares)	86,600
Stock options exercised	$ 1	734	0	0	0	735
Shares issued under Employee Stock Purchase Plan (in shares)	1,870
Shares issued under Employee Stock Purchase Plan	$ 0	49	0	0	0	49
Shares surrendered to satisfy tax liability at vesting of stock-based awards	$ 0	0	0	0	(41)	(41)
Issuance of common stock, net (in shares)	921,797
Issuance of common stock, net	$ (9)	(19,235)	0	0	0	(19,244)
Balance (in shares) at Jun. 30, 2023	12,185,220
Balance at Jun. 30, 2023	$ 122	53,296	38,464	470	(288)	92,064
Balance (in shares) at Dec. 31, 2023	12,241,925
Balance at Dec. 31, 2023	$ 122	54,450	42,196	414	(901)	96,281
Net earnings	0	0	662	0	0	662
Other comprehensive loss	0	0	0	(103)	0	(103)
Amortization of deferred compensation related to stock-based awards	$ 0	349	0	0	0	349
Issuance of shares in connection with acquisition of Alfamation (in shares)	187,432
Issuance of shares in connection with acquisition of Alfamation	$ 2	2,084	0	0	0	2,086
Issuance of unvested shares of restricted stock (in shares)	138,838
Issuance of unvested shares of restricted stock	$ 1	(1)	0	0	0	0
Forfeiture of unvested shares of restricted stock (in shares)	(11,200)
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	$ 0	0	0	0	0	0
Stock options exercised (in shares)	4,925
Stock options exercised	$ 0	18	0	0	0	18
Shares issued under Employee Stock Purchase Plan (in shares)	4,104
Shares issued under Employee Stock Purchase Plan	$ 0	54	0	0	0	54
Shares surrendered to satisfy tax liability at vesting of stock-based awards	0	0	0	0	(30)	(30)
Forfeitures of unvested shares of restricted stock	$ 0	0	0	0	0	0
Balance (in shares) at Mar. 31, 2024	12,566,024
Balance at Mar. 31, 2024	$ 125	56,954	42,858	311	(931)	99,317
Balance (in shares) at Dec. 31, 2023	12,241,925
Balance at Dec. 31, 2023	$ 122	54,450	42,196	414	(901)	96,281
Net earnings						$ 892
Stock options exercised (in shares)						26,080
Balance (in shares) at Jun. 30, 2024	12,591,662
Balance at Jun. 30, 2024	$ 126	57,660	43,088	(430)	(942)	$ 99,502
Balance (in shares) at Mar. 31, 2024	12,566,024
Balance at Mar. 31, 2024	$ 125	56,954	42,858	311	(931)	99,317
Net earnings	0	0	230	0	0	230
Other comprehensive loss	0	0	0	(741)	0	(741)
Amortization of deferred compensation related to stock-based awards	$ 0	564	0	0	0	564
Stock options exercised (in shares)	21,155
Stock options exercised	$ 1	97	0	0	0	98
Shares issued under Employee Stock Purchase Plan (in shares)	4,483
Shares issued under Employee Stock Purchase Plan	$ 0	45	0	0	0	45
Shares surrendered to satisfy tax liability at vesting of stock-based awards	$ 0	0	0	0	(11)	(11)
Balance (in shares) at Jun. 30, 2024	12,591,662
Balance at Jun. 30, 2024	$ 126	$ 57,660	$ 43,088	$ (430)	$ (942)	$ 99,502