SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - PROPERTY AND EQUIPMENT (Details)	12 Months Ended
	Dec. 31, 2015
Equipment and furniture [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life	3 years
Equipment and furniture [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life	7 years
Leasehold Improvements [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life	3 years
Leasehold Improvements [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life	15 years