Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenue	$ 10,829,709	$ 3,743,782	$ 20,480,326	$ 8,747,215
Cost of revenue	6,419,255	3,249,540	11,898,737	6,719,862
Gross profit	4,410,454	494,242	8,581,589	2,027,353
Operating expenses
Research and development	110,965	72,459	181,300	154,334
Selling and shipping	352,909	286,884	638,325	544,675
General and administrative	2,115,793	1,744,080	4,214,388	3,470,180
Gain on settlement		(628,905)		(628,905)
Total operating expenses	2,579,667	1,474,518	5,034,013	3,540,284
Operating income/(loss)	1,830,787	(980,276)	3,547,576	(1,512,931)
Other income (expense)
Interest income	17,478	6,782	26,053	13,528
Interest expense	(17,607)	(22,462)	(35,244)	(42,455)
Other income			439	4,448
Total other (expense)	(129)	(15,680)	(8,752)	(24,479)
Pretax income	1,830,658	(995,956)	3,538,824	(1,537,410)
Income tax expense/(benefit)	573,783	(500,372)	1,257,915	(704,062)
Net income/(loss)	$ 1,256,875	$ (495,584)	$ 2,280,909	$ (833,348)
Basic income/(loss) per common share (in dollars per share)	$ 0.20	$ (0.08)	$ 0.36	$ (0.13)
Diluted income/(loss) per common share (in dollars per share)	$ 0.20	$ (0.08)	$ 0.36	$ (0.13)
Weighted average common shares Outstanding-basic (in shares)	6,370,244	6,301,983	6,309,308	6,257,563
Stock options (in shares)	34,517		33,205
Weighted average common shares Outstanding-diluted (in shares)	6,404,761	6,301,983	6,342,513	6,257,563