MERGER (Details) (USD $) In Thousands, except Share data, unless otherwise specified			3 Months Ended	0 Months Ended		0 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Common shares	Mar. 11, 2014 PMC Commercial CIM Urban REIT	Mar. 25, 2014 PMC Commercial CIM Urban REIT	Mar. 11, 2014 PMC Commercial CIM Urban REIT Common shares	Mar. 11, 2014 PMC Commercial CIM Urban REIT Preferred shares
Merger
Shares of beneficial interest issued			11,132,549	11,132,549		22,000,003	65,028,571
Treasury shares	536,329			536,329
Number of shares to be issued on conversion of each preferred share				7
Number of shares to be issued on conversion of preferred shares				477,200,000
Number of shares to be issued on conversion of preferred shares expressed as a percentage of outstanding shares				97.80%
Special cash dividend issued to shareholders of record at the close of the business day prior to the closing of transactions (in dollars per share)					$ 5.50
Consideration Transferred
PMC Commercial shares outstanding	33,132,552	22,000,003		10,596,000
Equity consideration price per common share (in dollars per share)				$ 4.21
Fair value of the equity consideration				$ 44,610
Payment in cash - special dividend				58,279
Total purchase price				$ 102,889