9. LONG-TERM DEBT (Details) - Credit Facility Table - USD ($)	Sep. 30, 2017	Dec. 31, 2016	Sep. 30, 2016
Line of Credit Facility [Line Items]
Credit Facility Borrowing	$ 11,630,000	$ 14,584,008	$ 30,972,398
LIBOR Borrowings [Member]
Line of Credit Facility [Line Items]
Credit Facility Borrowing	10,000,000	12,000,000	23,000,000
Prime Borrowings [Member]
Line of Credit Facility [Line Items]
Credit Facility Borrowing	$ 1,630,000	$ 2,584,008	$ 7,972,398