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1. NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)	12 Months Ended
	Dec. 31, 2017
90-120 days
Percent collected	49.00%
121-150 days
Percent collected	42.00%
151-180 days
Percent collected	52.00%
181-210 days
Percent collected	100.00%
211-240 days
Percent collected	100.00%

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