DIVIDENDS (Details) - USD ($)								6 Months Ended
	Jul. 20, 2018	Apr. 24, 2018	Jan. 19, 2018	Oct. 20, 2017	Jul. 20, 2017	Apr. 24, 2017	Jan. 06, 2017	Jun. 30, 2018	Jun. 30, 2017
Dividends
Preferred dividends declared								$ 55,113	$ 55,113
Series I, Class B
Dividends
Preferred dividends declared	$ 12,313	$ 12,313	$ 12,313	$ 12,313	$ 12,313	$ 12,313	$ 12,313
Series II, Class B
Dividends
Preferred dividends declared	$ 42,800	$ 42,800	$ 42,800	$ 42,800	$ 42,800	$ 42,800	$ 42,800