SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - Allowance for doubtful accounts - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Allowance for doubtful accounts [Abstract]
Balance at beginning of year	$ 160,000	$ 60,500
Additions charged to costs and expenses	63,227	333,217
Accounts written off	(180,027)	(233,717)
Balance at end of year	$ 43,200	$ 160,000