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Represents the portion of real estate properties leased during the period with existing tenant lease agreements in place expressed as a percentage of total area.

No definition available.

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The number of states in which the real estate properties acquired during the period operate.

No definition available.

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Represents the number of industries in which tenants of the real estate properties acquired during the period operate.

No definition available.

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Represents the percentage of the real estate properties acquired during the period by the type of real estate.

No definition available.

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For new properties during the period, the weighted average contractual lease rate computed as estimated contractual net operating income (in a net-leased property that is equal to the aggregate base rent or, in the case of properties under development, the estimated aggregate base rent under the lease) for the first year of each lease, divided by the estimated total cost of the properties.

No definition available.

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Average period of time covered by real estate lease contracts.

No definition available.

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Represents the buildings and improvements recorded as part of the real estate acquisition.

No definition available.

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Represents the Intangible and assumed liabilities recorded as part of the real estate acquisition.

No definition available.

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Represents the intangible assets recorded as part of the real estate acquisition.

No definition available.

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Represents the land recorded as part of the real estate acquisition.

No definition available.

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Represents the number of investments in properties that caused any tenant to be 10 percent or more of total assets.

No definition available.

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The number of new properties and properties under development in which the entity invested during the period.

No definition available.

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Represents the value of real estate acquired during the period.

No definition available.

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Area of a real estate property.

No definition available.

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Amount of liability recognized arising from contingent consideration in a business combination.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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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.

No definition available.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=o_PropertiesNewAndUnderDevelopmentOrExpansionMember
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Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=o_PropertiesNewMember
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Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_RetailSiteMember
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