CASH, CASH EQUIVALENTS AND RESTRICTED CASH (Details) - USD ($)	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2018	Dec. 31, 2017
Restricted Cash and Cash Equivalents Items [Line Items]
Cash and cash equivalents	$ 87,000	$ 187,000
Restricted cash	556,000	501,000
Total cash, cash equivalents, and restricted cash shown in the Condensed Consolidated Statement of Cash Flows	643,000	$ 688,000	$ 643,000	$ 530,000
Gerber Finance
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	500,000
INTL FC Stone
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 86,100