BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES, Condensed Consolidated Statement of Cash Flows (Details) - USD ($)	6 Months Ended		12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017	Dec. 31, 2016
Condensed Consolidated Statement of Cash Flows [Abstract]
Net loss	$ (1,275,826)	$ (962,427)	$ (453,477)	$ (4,525,761)
Adjustments to reconcile net loss to net cash used in operating activities, net	594,307
Changes in operating assets and liabilities [Abstract]
Accounts receivable	1,483,048	718,192	(732,825)	1,447,325
Inventory	(854,921)	(1,149,660)	(3,503,032)	3,998,003
Prepaid expenses and other assets, net	(271,195)	42,044	(36,250)	162,157
Accounts payable	(295,211)	(112,171)	489,014	654,001
Deferred rent	(70,475)	(62,307)	(131,390)	(99,656)
Accrued income taxes	9,534	18,595	27,609	13,480
Accrued expenses and other liabilities	(361,855)	45,948	349,693	(333,731)
Net cash (used in) provided by operating activities	(1,042,594)	(910,536)	(2,560,375)	2,209,123
Purchases of property and equipment	(130,649)	(226,633)	(271,390)	(421,761)
Intangible assets	(27,578)	(993)	(1,501)	(5,615)
Net cash used in investing activities	(158,227)	(227,626)	(272,891)	(58,455)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(1,200,821)	(1,138,162)	(2,833,266)	2,152,968
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	4,594,007	7,427,273	7,427,273	5,274,305
CASH AND CASH EQUIVALENTS, END OF PERIOD	3,393,186	$ 6,289,111	4,594,007	$ 7,427,273
Adjustments [Member] | ASC 606 [Member]
Condensed Consolidated Statement of Cash Flows [Abstract]
Net loss	0
Adjustments to reconcile net loss to net cash used in operating activities, net	0
Changes in operating assets and liabilities [Abstract]
Accounts receivable	0
Inventory	250,000
Prepaid expenses and other assets, net	(250,000)
Accounts payable	0
Deferred rent	0
Accrued income taxes	0
Accrued expenses and other liabilities	0
Net cash (used in) provided by operating activities	0
Purchases of property and equipment	0
Intangible assets	0
Net cash used in investing activities	0
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	0
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	0
CASH AND CASH EQUIVALENTS, END OF PERIOD	0		0
Without Adoption [Member] | ASC 606 [Member]
Condensed Consolidated Statement of Cash Flows [Abstract]
Net loss	(1,275,826)
Adjustments to reconcile net loss to net cash used in operating activities, net	594,307
Changes in operating assets and liabilities [Abstract]
Accounts receivable	1,483,048
Inventory	(604,921)
Prepaid expenses and other assets, net	(521,195)
Accounts payable	(295,211)
Deferred rent	(70,475)
Accrued income taxes	9,534
Accrued expenses and other liabilities	(361,855)
Net cash (used in) provided by operating activities	(1,042,594)
Purchases of property and equipment	(130,649)
Intangible assets	(27,578)
Net cash used in investing activities	(158,227)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(1,200,821)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	4,594,007
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 3,393,186		$ 4,594,007