XML 11 R39.htm IDEA: XBRL DOCUMENT v2.4.0.8

Deferred costs and other intangibles (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Deferred costs and other intangibles
Amortization expense	$ 3.5	$ 1.9	$ 7.7	$ 1.9
Amortization of deferred financing costs	$ 0.9	$ 0.7	$ 1.5	$ 0.9

X

- Definition

Amortization Of Deferred Financing Costs.

+ References

No definition available.

+ Details

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

X

- Definition

The aggregate amount of amortization of intangible assets and deferred leasing fees.

+ References

No definition available.

+ Details

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

X

- Details

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