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Represents the fees payable to the related party under the agreement.

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Amount of related party transaction that is capitalized during the period.

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Wholesaling Agreement, Percent Of Selling Price, Fee Per Share

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For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

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Carrying amount as of the balance sheet date of obligations due all related parties.

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Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of transactions with related party during the financial reporting period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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RELATED-PARTY TRANSACTIONS (Details) - USD ($)		3 Months Ended
RELATED-PARTY TRANSACTIONS (Details) - USD ($)	Oct. 01, 2015	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017	Mar. 11, 2014
Related-party transactions
Due to related parties		$ 9,640,000		$ 8,814,000
Wholesaling agreement, percent of selling price fee per share		2.75%
CIM Urban REIT Management, L.P. \| 0 - 500,000,000
Related-party transactions
Quarterly fee percentage		0.25%
CIM Urban REIT Management, L.P. \| 0 - 500,000,000 \| Minimum
Related-party transactions
Daily average adjusted fair value of investments		$ 0
CIM Urban REIT Management, L.P. \| 0 - 500,000,000 \| Maximum
Related-party transactions
Daily average adjusted fair value of investments		$ 500,000,000
CIM Urban REIT Management, L.P. \| 500,000,000 - 1,000,000,000
Related-party transactions
Quarterly fee percentage		0.2375%
CIM Urban REIT Management, L.P. \| 500,000,000 - 1,000,000,000 \| Minimum
Related-party transactions
Daily average adjusted fair value of investments		$ 500,000,000
CIM Urban REIT Management, L.P. \| 500,000,000 - 1,000,000,000 \| Maximum
Related-party transactions
Daily average adjusted fair value of investments		$ 1,000,000,000
CIM Urban REIT Management, L.P. \| 1,000,000,000 - 1,500,000,000
Related-party transactions
Quarterly fee percentage		0.225%
CIM Urban REIT Management, L.P. \| 1,000,000,000 - 1,500,000,000 \| Minimum
Related-party transactions
Daily average adjusted fair value of investments		$ 1,000,000,000
CIM Urban REIT Management, L.P. \| 1,000,000,000 - 1,500,000,000 \| Maximum
Related-party transactions
Daily average adjusted fair value of investments		$ 1,500,000,000
CIM Urban REIT Management, L.P. \| 1,500,000,000 - 4,000,000,000
Related-party transactions
Quarterly fee percentage		0.2125%
CIM Urban REIT Management, L.P. \| 1,500,000,000 - 4,000,000,000 \| Minimum
Related-party transactions
Daily average adjusted fair value of investments		$ 1,500,000,000
CIM Urban REIT Management, L.P. \| 1,500,000,000 - 4,000,000,000 \| Maximum
Related-party transactions
Daily average adjusted fair value of investments		$ 4,000,000,000
CIM Urban REIT Management, L.P. \| 4,000,000,000 - 20,000,000,000
Related-party transactions
Quarterly fee percentage		0.10%
CIM Urban REIT Management, L.P. \| 4,000,000,000 - 20,000,000,000 \| Minimum
Related-party transactions
Daily average adjusted fair value of investments		$ 4,000,000,000
CIM Urban REIT Management, L.P. \| 4,000,000,000 - 20,000,000,000 \| Maximum
Related-party transactions
Daily average adjusted fair value of investments		20,000,000,000
CIM Urban REIT Management, L.P. \| Asset Management Fees
Related-party transactions
Fees		4,415,000	$ 6,414,000
Due to related parties		4,452,000		4,714,000
CIM Urban REIT Management, L.P. \| Property Management Fees
Related-party transactions
Fees		1,122,000	1,432,000
CIM Management Entities
Related-party transactions
Due to related parties		2,669,000		2,986,000
CIM Management Entities \| Personnel Fees
Related-party transactions
Fees		1,734,000	2,130,000
CIM Management Entities \| Lease Commission Fees
Related-party transactions
Fees		189,000	161,000
CIM Management Entities \| Construction Management Fees
Related-party transactions
Fees		355,000	184,000
CIM Management Entities And Related Parties
Related-party transactions
Due from related parties		901,000		849,000
CIM Service Provider, LLC \| Base Service Fee
Related-party transactions
Fees		270,000	265,000
Fees payable per year under agreement					$ 1,000,000
CIM Service Provider, LLC \| Master Services Agreement
Related-party transactions
Due to related parties		2,306,000		$ 1,963,000
Compensation expensed for performing other services		858,000	1,062,000
CIM SBA Staffing, LLC \| Personnel Fees
Related-party transactions
Due to related parties		1,114,000
Deferred personnel costs		48,000	44,000
CIM SBA Staffing, LLC \| Expenses Related to Lending Segment Subject to Reimbursement
Related-party transactions
Fees		601,000	844,000
CIM SBA Staffing, LLC \| Expenses Related to Corporate Services Subject to Reimbursement
Related-party transactions
Fees		67,000	115,000
CIM Management Entities Affiliate
Related-party transactions
Lease renewal term	5 years
Rental and other property income		$ 27,000	$ 27,000