Fair Value Measurements - Summary of Quantitative Information About Level 3 Fair Value Measurements (Details) - Level 3 $ in Thousands	Jun. 30, 2018 USD ($)
Vacant Property \| Indianapolis, IN
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value	$ 299
Alternative Investment, Valuation Technique [Extensible List]	eprt:SalesComparisonApproachMember
Alternative Investment, Measurement Input [Extensible List]	eprt:BindingSalesContractMember
Vacant Property \| Indianapolis, IN \| Binding Sales Contract
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Significant Unobservable Inputs	$ 325
Vacant Property \| Allegan, MI
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value	$ 141
Alternative Investment, Valuation Technique [Extensible List]	eprt:SalesComparisonApproachMember
Alternative Investment, Measurement Input [Extensible List]	eprt:BindingSalesContractMember
Vacant Property \| Allegan, MI \| Binding Sales Contract
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Significant Unobservable Inputs	$ 165
Vacant Property \| Huntingdon, TN
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value	$ 35
Alternative Investment, Valuation Technique [Extensible List]	eprt:SalesComparisonApproachMember
Alternative Investment, Measurement Input [Extensible List]	eprt:ComparableSalesPricesMember
Vacant Property \| Huntingdon, TN \| Comparable Sales Prices
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Significant Unobservable Inputs	$ 35
Vacant Property \| Detroit, MI
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value	$ 140
Alternative Investment, Valuation Technique [Extensible List]	eprt:SalesComparisonApproachMember
Alternative Investment, Measurement Input [Extensible List]	eprt:NonBindingSalesContractMember
Vacant Property \| Detroit, MI \| Comparable Sales Prices
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Significant Unobservable Inputs	$ 140
Convenience Store \| Carthage, TX
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value	$ 1,172
Alternative Investment, Valuation Technique [Extensible List]	eprt:SalesComparisonApproachMember
Alternative Investment, Measurement Input [Extensible List]	eprt:BindingSalesContractMember
Convenience Store \| Carthage, TX \| Binding Sales Contract
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Significant Unobservable Inputs	$ 1,228
Family Dining Restaurant \| North Port, FL
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value	$ 2,351
Alternative Investment, Valuation Technique [Extensible List]	eprt:SalesComparisonApproachMember
Alternative Investment, Measurement Input [Extensible List]	eprt:BindingSalesContractMember
Family Dining Restaurant \| North Port, FL \| Binding Sales Contract
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Significant Unobservable Inputs	$ 2,462
Family Dining Restaurant \| Brattleboro, VT
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value	$ 45
Alternative Investment, Valuation Technique [Extensible List]	us-gaap:ValuationTechniqueDiscountedCashFlowMember
Family Dining Restaurant \| Royal Palm Beach, FL
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value	$ 2,060
Alternative Investment, Valuation Technique [Extensible List]	eprt:SalesComparisonApproachMember
Alternative Investment, Measurement Input [Extensible List]	eprt:BindingSalesContractMember
Family Dining Restaurant \| Royal Palm Beach, FL \| Binding Sales Contract
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Significant Unobservable Inputs	$ 2,154

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- Definition

Indicates measurement input for alternative investment.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(1)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 31
-URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14210-108612

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- Definition

Indicates valuation technique for measuring alternative investment.

+ References

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Fair value portion of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19190-110258

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