SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Securities Owned:
Securities Owned	$ 13,682	$ 17,955
Securities Sold Not Yet Purchased:
Securities Sold Not Yet Purchased	8,057	746
Common stocks [Member]
Securities Owned:
Securities Owned	4,541	16,667
Securities Sold Not Yet Purchased:
Securities Sold Not Yet Purchased	7,349
Mutual funds [Member]
Securities Owned:
Securities Owned	7,237
Corporate bonds [Member]
Securities Owned:
Securities Owned	819	1,188
Securities Sold Not Yet Purchased:
Securities Sold Not Yet Purchased	708	746
Partnership interests and other securities [Member]
Securities Owned:
Securities Owned	$ 1,085	$ 100