XML 34 R45.htm IDEA: XBRL DOCUMENT v3.3.0.814

Related Party Transactions (Details) - USD ($) $ in Millions		3 Months Ended	9 Months Ended
	Dec. 10, 2014	Sep. 30, 2014	Sep. 30, 2014	Sep. 30, 2015	Dec. 31, 2014	Nov. 30, 2012
AH LLC
Related Party Transaction
Equity interest rate				22.10%	21.80%
Due from affiliates, net payable to affiliates				$ 6.1	$ 4.0
AH LLC | Class A common shares
Related Party Transaction
Equity interest rate				3.30%	3.30%
AH LLC | Class B common shares
Related Party Transaction
Shares owned (in shares)				635,075	635,075
AH LLC | Agreement on Investment Opportunities
Related Party Transaction
Acquisition and renovation fee in percent						5.00%
Monthly maintenance fee	$ 0.1
Acquisition and renovation fees		$ 31.8	$ 58.6
Asset acquisition cost		19.0	44.6
Property acquisition cost		12.8	14.0
MMI
Related Party Transaction
Administrative expenses paid to related party		$ 11.2	$ 30.3
Operating Partnership | Class A common shares
Related Party Transaction
Units owned (in shares)				14,440,670	14,440,670
Operating Partnership | AH LLC | Series C Convertible Units
Related Party Transaction
Units owned (in shares)				31,085,974	31,085,974
Operating Partnership | AH LLC | Series D Convertible Units
Related Party Transaction
Units owned (in shares)				4,375,000	4,375,000
Operating Partnership | AH LLC | Series E Convertible Units
Related Party Transaction
Units owned (in shares)				4,375,000	4,375,000

X

- Definition

Acquisition And Renovation Fee.

+ References

No definition available.

+ Details

Name:	amh_AcquisitionAndRenovationFee
Namespace Prefix:	amh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Percentage of fee paid to AH LLC, in relation to acquisition and renovation services rendered to the Company.

+ References

No definition available.

+ Details

Name:	amh_AcquisitionAndRenovationFeePercent
Namespace Prefix:	amh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of expenses related to the Advisor for designing and implementing the business strategy and administering the business activities and day-to-day operations of the reporting entity.

+ References

No definition available.

+ Details

Name:	amh_AdvisoryManagementExpense
Namespace Prefix:	amh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount expensed related to property acquisitions with in-place leases.

+ References

No definition available.

+ Details

Name:	amh_CostsRelatedToPropertyAcquisitionsWithInPlaceLeases
Namespace Prefix:	amh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Due From Affiliates, Net Payables To Affiliates

+ References

No definition available.

+ Details

Name:	amh_DueFromAffiliatesNetPayablesToAffiliates
Namespace Prefix:	amh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The monthly payment which the related party must make under the terms of the agreement for the maintenance and use of certain intellectual property.

+ References

No definition available.

+ Details

Name:	amh_MonthlyPaymentRequiredFromRelatedPartyForUseOfIntellectualProperty
Namespace Prefix:	amh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The number of shares owned by the noncontrolling interest, a related party.

+ References

No definition available.

+ Details

Name:	amh_NoncontrollingInterestSharesOwned
Namespace Prefix:	amh_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The number of units of the operating partnership owned by the noncontrolling interest, a related party.

+ References

No definition available.

+ Details

Name:	amh_NoncontrollingInterestUnitsOwnedInOperatingPartnership
Namespace Prefix:	amh_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The capitalized costs incurred during the period (excluded from amortization) to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 932



-SubTopic 10



-Section S99



-Paragraph 1



-Subparagraph (SX 210.4-10.(c)(7)(ii))



-URI http://asc.fasb.org/extlink&oid=50486907&loc=d3e511914-122862



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



-Publisher SEC



-Name Regulation S-X (SX)



-Number 210



-Section 10



-Paragraph c



-Subparagraph 3(ii)(A)



-Article 4

+ Details

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

X

- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

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

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=amh_SponsorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_TypeOfArrangementAxis=amh_AgreementOnInvestmentOpportunitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=amh_MalibuManagementIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=amh_OperatingPartnershipLegalEntityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CapitalUnitsByClassAxis=amh_SeriesCConvertibleUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CapitalUnitsByClassAxis=amh_SeriesDConvertibleUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CapitalUnitsByClassAxis=amh_SeriesEConvertibleUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: