DIVIDENDS DECLARED (Details) - USD ($)									9 Months Ended
	Sep. 14, 2015	Jun. 12, 2015	Mar. 06, 2015	Sep. 12, 2014	Jun. 12, 2014	Apr. 28, 2014	Mar. 24, 2014	Mar. 10, 2014	Sep. 30, 2015	Sep. 30, 2014
Dividend declared
Common stock as converted dividend declared (in dollars per share)							$ 0.0285
Dividend paid										$ 16,100,000
Dividend paid										$ 59,286,000
Common stock dividend declared (in dollars per share)	$ 0.21875	$ 0.21875	$ 0.21875	$ 0.21875	$ 0.21875	$ 0.0215	0.05		$ 0.65625	$ 0.4875
Preferred dividend declared (in dollars per share)						$ 0.0302	$ 0.0403			$ 0.0705
Aggregate amount of dividend declared to preferred shareholders						$ 1,964,000				$ 4,585,000
CIM Urban Partners, L.P
Dividend declared
Common stock as converted dividend declared (in dollars per share)								$ 0.1685
Dividend paid								$ 16,100,000
PMC Commercial | CIM Urban Partners, L.P
Dividend declared
Dividend paid								$ 59,286,000
Dividend paid per common stock (in dollars per share)								$ 27.975
Payment in cash - special dividend (in dollars per share)								27.50
Pro rata portion of regular quarterly cash dividend (in dollars per share)								$ 0.475