Estimated Gains (Losses) on Sales of Real Estate Held For Sale

No definition available.

Name:	brt_EstimatedGainsLossesonSalesofRealEstateHeldForSale
Namespace Prefix:	brt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Estimated Proceeds From Sale Of Property Held-For-Sale, Portion Attributable to Minority Interest

+ References

No definition available.

+ Details

Name:	brt_EstimatedProceedsFromSaleOfPropertyHeldForSalePortionAttributabletoMinorityInterest
Namespace Prefix:	brt_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(f))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

Name:	us-gaap_RealEstateHeldforsale
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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

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

- Definition

Revenue from the sale of commercial, industrial, or residential property during the period. This element is more likely than not relevant to an entity for which real estate operations are a principal activity. If real estate operations are not a principal activity, the reporting entity would likely use a gain (loss) on sale of property, plant, or equipment type element.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(e))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

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

- Details

Name:	us-gaap_StatementGeographicalAxis=brt_AtlantaGAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=brt_PanamaCityFLMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

REAL ESTATE PROPERTY HELD FOR SALE (Details) - USD ($) $ in Thousands			2 Months Ended
	Nov. 21, 2016	Oct. 26, 2016	Dec. 09, 2016	Sep. 30, 2016
Atlanta, GA
Real Estate [Line Items]
Real estate held-for-sale				$ 27,076
Panama City, FL (Location 1)
Real Estate [Line Items]
Real estate held-for-sale				$ 6,920
Subsequent Event
Real Estate [Line Items]
Sales of real estate	$ 27,076	$ 6,920
Subsequent Event \| Atlanta, GA
Real Estate [Line Items]
Estimated proceeds from sale of property held-for-sale, portion allocated to minority partners			$ 4,000
Estimated gains (losses) on sales of real estate held for sale			8,800
Subsequent Event \| Panama City, FL (Location 1)
Real Estate [Line Items]
Estimated proceeds from sale of property held-for-sale, portion allocated to minority partners			3,700
Estimated gains (losses) on sales of real estate held for sale			$ 7,400