Estimated gain on sale of operating property

No definition available.

Name:	egp_Estimatedgainonsaleofoperatingproperty
Namespace Prefix:	egp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Gain on sales of land

+ References

No definition available.

+ Details

Name:	egp_Gainonsalesofland
Namespace Prefix:	egp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Gross sales price of property sold

+ References

No definition available.

+ Details

Name:	egp_Grosssalespriceofpropertysold
Namespace Prefix:	egp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Net sales price of property sold

+ References

No definition available.

+ Details

Name:	egp_NetSalesPriceOfRealEstateSold
Namespace Prefix:	egp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The number of real estate properties that were transferred to held for sale and sold during the period.

+ References

No definition available.

+ Details

Name:	egp_NumberOfRealEstatePropertiesTransferredToHeldForSaleAndSold
Namespace Prefix:	egp_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	instant

- Definition

The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

+ Details

Name:	us-gaap_GainLossOnSaleOfProperties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_LongLivedAssetsHeldForSaleLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

+ Details

Name:	us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=egp_AmbassadorRowWarehouseonebuildingsoldin2015Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=egp_NorthpointTampaWestVIClayCampbellKirbyandAmbassadortwobuildingspropertysalesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_LandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=egp_PropertysoldMember
Namespace Prefix:
Data Type:	na
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Period Type:

REAL ESTATE HELD FOR SALE DISCONTINUED OPERATIONS (Details) (USD $)	12 Months Ended	1 Months Ended	3 Months Ended
	Dec. 31, 2014 Integer sqft	Apr. 20, 2015	Mar. 31, 2015
Ambassador Row Warehouse (one building sold in 2015) [Member]
Long Lived Assets Held-for-sale [Line Items]
Number of real estate properties transferred to held for sale and sold			1
Square Footage of Real Estate Property			185,000
Northpoint, Tampa West VI, Clay Campbell, Kirby and Ambassador (two buildings) property sales [Member]
Long Lived Assets Held-for-sale [Line Items]
Number of real estate properties transferred to held for sale and sold	5
Square Footage of Real Estate Property	442,000
Gross sales price of property sold	$ 21,381,000
Gain (Loss) on Sale of Properties	9,188,000
Property sold [Member] \| Ambassador Row Warehouse (one building sold in 2015) [Member]
Long Lived Assets Held-for-sale [Line Items]
Gross sales price of property sold		5,250,000
Proceeds from Sale of Property, Plant, and Equipment		5,250,000
Estimated gain on sale of operating property		2,900,000
Land [Member]
Long Lived Assets Held-for-sale [Line Items]
Gain on sales of land	98,000		123,000
Net Sales Price of Real Estate Sold	$ 141,000		$ 170,000