Consolidated Statement of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	AOCI Attributable to Parent [Member]	Total
Balance at Dec. 31, 2020	$ 349	$ 50,163	$ (946)	$ (24,556)	$ 841	$ 25,851
Balance, shares at Dec. 31, 2020	34,888,904
Net income/(loss)			(233)			(233)
Shares withheld for employee taxes				(17)		(17)
Share-based compensation expense		114				114
Cumulative translation adjustment					75	75
Balance at Mar. 31, 2021	$ 349	50,277	(1,179)	(24,573)	916	25,790
Balance, shares at Mar. 31, 2021	34,888,904
Balance at Dec. 31, 2020	$ 349	50,163	(946)	(24,556)	841	25,851
Balance, shares at Dec. 31, 2020	34,888,904
Net income/(loss)						1,116
Shares withheld for employee taxes						44
Balance at Sep. 30, 2021	$ 355	51,305	171	(24,600)	776	28,007
Balance, shares at Sep. 30, 2021	35,550,342
Balance at Mar. 31, 2021	$ 349	50,277	(1,179)	(24,573)	916	25,790
Balance, shares at Mar. 31, 2021	34,888,904
Net income/(loss)			1,537			1,537
Share-based compensation expense		89				89
Cumulative translation adjustment					12	12
Issuance of restricted stock	$ 2	(2)
Issuance of restricted stock, shares	223,517
Balance at Jun. 30, 2021	$ 351	50,364	358	(24,573)	928	27,428
Balance, shares at Jun. 30, 2021	35,112,421
Net income/(loss)			(187)			(187)
Shares withheld for employee taxes				(27)		(27)
Share-based compensation expense		98				98
Cumulative translation adjustment					(152)	(152)
Issuance of shares in connection with stock options exercised	$ 1	208				209
Issuance of shares in connection with stock options exercised, shares	140,000
Issuance of shares in connection with Holzworth acquisition		73				73
Issuance of shares in connection with Holzworth acquisition, shares	33,220
ATM shares sold	$ 3	562				565
ATM shares sold, shares	264,701
Balance at Sep. 30, 2021	$ 355	51,305	171	(24,600)	776	28,007
Balance, shares at Sep. 30, 2021	35,550,342
Balance at Dec. 31, 2021	$ 359	51,555	554	(24,619)	771	28,620
Balance, shares at Dec. 31, 2021	35,915,636
Net income/(loss)			10,197			10,197
Shares withheld for employee taxes				(19)		(19)
Share-based compensation expense		330				330
Cumulative translation adjustment					(137)	(137)
Issuance of restricted stock	$ 3	(3)
Issuance of restricted stock, shares	300,000
Issuance of shares in connection with stock options exercised		24				24
Issuance of shares in connection with stock options exercised, shares	15,000
Balance at Mar. 31, 2022	$ 362	51,906	10,751	(24,638)	634	39,015
Balance, shares at Mar. 31, 2022	36,230,636
Balance at Dec. 31, 2021	$ 359	51,555	554	(24,619)	771	28,620
Balance, shares at Dec. 31, 2021	35,915,636
Net income/(loss)						6,658
Shares withheld for employee taxes						26
Balance at Sep. 30, 2022	$ 366	52,635	7,210	(27,170)	10	33,051
Balance, shares at Sep. 30, 2022	36,535,636
Balance at Mar. 31, 2022	$ 362	51,906	10,751	(24,638)	634	39,015
Balance, shares at Mar. 31, 2022	36,230,636
Net income/(loss)			(1,360)			(1,360)
Share-based compensation expense		320				320
Cumulative translation adjustment					(380)	(380)
Issuance of restricted stock
Issuance of restricted stock, shares	20,000
Share Repurchase				(2,525)		(2,525)
Balance at Jun. 30, 2022	$ 362	52,226	9,391	(27,163)	254	35,070
Balance, shares at Jun. 30, 2022	36,250,636
Net income/(loss)			(2,181)			(2,181)
Shares withheld for employee taxes				(7)		(7)
Share-based compensation expense		300				300
Cumulative translation adjustment					(244)	(244)
Issuance of restricted stock	$ 2	(2)
Issuance of restricted stock, shares	200,000
Issuance of shares in connection with stock options exercised	$ 2	111				113
Issuance of shares in connection with stock options exercised, shares	85,000
Balance at Sep. 30, 2022	$ 366	$ 52,635	$ 7,210	$ (27,170)	$ 10	$ 33,051
Balance, shares at Sep. 30, 2022	36,535,636