RELATED-PARTY TRANSACTIONS (Details) (USD $)			3 Months Ended																				3 Months Ended			3 Months Ended								0 Months Ended	3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Third-party management companies	Mar. 31, 2013 Third-party management companies	Mar. 31, 2014 Management Company Asset management fees	Mar. 31, 2013 Management Company Asset management fees	Dec. 31, 2013 Management Company Asset management fees	Mar. 31, 2014 Management Company 0 - 500,000	Mar. 31, 2014 Management Company 0 - 500,000 Minimum	Mar. 31, 2014 Management Company 0 - 500,000 Maximum	Mar. 31, 2014 Management Company 500,000 - 1,000,000	Mar. 31, 2014 Management Company 500,000 - 1,000,000 Minimum	Mar. 31, 2014 Management Company 500,000 - 1,000,000 Maximum	Mar. 31, 2014 Management Company 1,000,000 - 1,500,000	Mar. 31, 2014 Management Company 1,000,000 - 1,500,000 Minimum	Mar. 31, 2014 Management Company 1,000,000 - 1,500,000 Maximum	Mar. 31, 2014 Management Company 1,500,000 - 4,000,000	Mar. 31, 2014 Management Company 1,500,000 - 4,000,000 Minimum	Mar. 31, 2014 Management Company 1,500,000 - 4,000,000 Maximum	Mar. 31, 2014 Management Company 4,000,000 - 20,000,000	Mar. 31, 2014 Management Company 4,000,000 - 20,000,000 Minimum	Mar. 31, 2014 Management Company 4,000,000 - 20,000,000 Maximum	Mar. 31, 2014 CIM Management Entities	Mar. 31, 2013 CIM Management Entities	Dec. 31, 2013 CIM Management Entities	Mar. 31, 2014 CIM Management Entities Property management fees	Mar. 31, 2013 CIM Management Entities Property management fees	Mar. 31, 2014 CIM Management Entities On-site personnel	Mar. 31, 2013 CIM Management Entities On-site personnel	Mar. 31, 2014 CIM Management Entities Development management fees	Mar. 31, 2013 CIM Management Entities Development management fees	Mar. 31, 2014 CIM Management Entities and related parties	Dec. 31, 2013 CIM Management Entities and related parties	Mar. 11, 2014 Manager Master Services Agreement	Mar. 31, 2014 Manager Master Services Agreement
Related-party transactions
Daily average gross fair value of investments									$ 0	$ 500,000		$ 500,000	$ 1,000,000		$ 1,000,000	$ 1,500,000		$ 1,500,000	$ 4,000,000		$ 4,000,000	$ 20,000,000
Fee percentage								0.25%			0.2375%			0.225%			0.2125%			0.10%
Fees					5,681,000	5,409,000																				1,259,000	1,147,000	2,044,000	1,388,000	87,000	136,000				56,000
Due (from) to related parties	7,703,000	6,807,000			5,751,000		5,426,000																1,895,000		1,445,000							79,000	(64,000)		56,000
Leasing commissions																							512,000	286,000
Management fee incurred related to the rental properties			87,000	85,000
Fees payable per year under agreement																																		$ 1,000,000