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ORGANIZATION AND NATURE OF OPERATIONS (Details)	9 Months Ended
	Sep. 30, 2025 segment state
ORGANIZATION AND NATURE OF OPERATIONS
Number of states in which self-storage facilities are located | state	25
Number of reportable segments | segment	1
Common stock, conversion ratio	1
Cubesmart
ORGANIZATION AND NATURE OF OPERATIONS
Percentage of the entity's partnership interest in Operating Partnership	99.50%

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The shares of common stock into which another convertible security can be converted, or shares of common stock into which another class of common stock can be converted.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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-Topic 280
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-Topic 280
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