12. RESTATEMENT OF QUARTERLY INFORMATION (Details - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended	9 Months Ended	12 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2015	Sep. 30, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenues					$ 24,848	$ 28,630
Gross profit					7,547	8,597
Operating (loss) income					(1,771)	(5,935)
Income (loss) before income taxes					(1,805)	(5,793)
Net income (loss)					$ (1,841)	$ (5,803)
Basic earnings (loss) per common share					$ (.12)	$ (0.38)
Diluted earnings (loss) per common share					$ (.12)	$ (0.38)
Accounts receivable					$ 7,849	$ 6,488
Total assets					28,538	34,720
Accumulated deficit					(49,422)	(47,581)
Total Equity					$ 23,583	$ 24,966	$ 30,379
Scenario, Previously Reported [Member]
Revenues	$ 6,771	$ 6,839	$ 13,609	$ 19,756
Gross profit	2,242	2,235	4,475	6,392
Operating (loss) income	172	(230)	(58)	(634)
Income (loss) before income taxes	214	(291)	(77)	(719)
Net income (loss)	$ 206	$ (297)	$ (91)	$ (730)
Basic earnings (loss) per common share	$ .01	$ (.02)	$ (.01)	$ (.05)
Diluted earnings (loss) per common share	$ 0.01	$ (.02)	$ (0.01)	$ (.05)
Accounts receivable	$ 11,153	$ 8,065	$ 11,153	$ 10,160
Total assets	35,885	35,574	35,885	31,855
Accumulated deficit	(47,672)	(47,878)	(47,672)	(48,311)
Total Equity	35,885	35,574	35,885	31,855
Restatement Adjustment [Member]
Revenues	(235)	(1,005)	(1,240)	(1,240)
Gross profit	(235)	(1,005)	(1,240)	(1,240)
Operating (loss) income	(235)	(1,005)	(1,240)	(1,240)
Income (loss) before income taxes	(235)	(1,005)	(1,240)	(1,240)
Net income (loss)	$ (235)	$ (1,005)	$ (1,240)	$ (1,240)
Basic earnings (loss) per common share	$ (.02)	$ (.07)	$ (.08)	$ (.08)
Diluted earnings (loss) per common share	$ (0.02)	$ (0.07)	$ (0.08)	$ (.08)
Accounts receivable	$ (1,240)	$ (1,005)	$ (1,240)	$ (1,240)
Total assets	(1,240)	(1,005)	(1,240)	(1,240)
Accumulated deficit	(1,240)	(1,005)	(1,240)	(1,240)
Total Equity	(1,240)	(1,005)	(1,240)	(1,240)
As Restated [Member]
Revenues	6,536	5,834	12,369	18,516
Gross profit	2,007	1,230	3,236	5,152
Operating (loss) income	(63)	(1,235)	(1,298)	(1,874)
Income (loss) before income taxes	(21)	(1,296)	(1,317)	(1,959)
Net income (loss)	$ (29)	$ (1,302)	$ (1,331)	$ (1,970)
Basic earnings (loss) per common share	$ (.01)	$ (.09)	$ (.09)	$ (.13)
Diluted earnings (loss) per common share	$ (0.01)	$ (0.09)	$ (0.09)	$ (.13)
Accounts receivable	$ 9,913	$ 7,060	$ 9,913	$ 8,920
Total assets	34,645	34,569	34,645	30,615
Accumulated deficit	(48,912)	(48,883)	(48,912)	(49,551)
Total Equity	$ 34,645	$ 34,569	$ 34,645	$ 30,615