Business Combination, Consideration Transferred, Gross

No definition available.

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Namespace Prefix:	aamc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

Number Of Real Estate Investment Trusts

+ References

No definition available.

+ Details

Name:	aamc_NumberOfRealEstateInvestmentTrusts
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Data Type:	xbrli:integerItemType
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Period Type:	duration

- Definition

Number of real estate properties directly acquired.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
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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

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=84229725&loc=d3e1043-128460

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

+ References

No definition available.

+ Details

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

- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Details

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- Details

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- Details

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- Details

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Asset Acquisitions and Dispositions - HB Acquisition in 2018 (Details) $ in Thousands		3 Months Ended		9 Months Ended
	Aug. 08, 2018 USD ($) trust property	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)
Business Acquisition [Line Items]
Acquisition and integration costs		$ 202	$ 25,220	$ 3,064	$ 26,012
HB Acquisition
Business Acquisition [Line Items]
Gross purchase price	$ 485,000
Acquisition and integration costs			6,200		6,900
Acquisition and integration related costs, non-recurring			800
Revenues			6,800
Net loss					3,600
Rental Home Associates LLC
Business Acquisition [Line Items]
Number of real estate investment trusts \| trust	3
Gross purchase price	$ 471,400
Single family \| Rental Home Associates LLC
Business Acquisition [Line Items]
Number of real estate properties directly acquired \| property	3,236
MSA Amendment Agreement \| HB Acquisition
Business Acquisition [Line Items]
Acquisition and integration costs			$ 18,000		$ 18,000