Represents the percentage of equity offerings.

No definition available.

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- Definition

Represents the minimum interest coverage ratio as defined by the credit facility agreement.

+ References

No definition available.

+ Details

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- Definition

Line Of Credit Facility, Conditional Maximum Borrowing Capacity

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

Maximum borrowing percentage for letters of credits under the credit facility.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

Represents the cumulative consolidated percentage of net income.

+ References

No definition available.

+ Details

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- Definition

The percentage of the book value of an asset that is included in the borrowing base.

+ References

No definition available.

+ Details

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- Definition

Represents the percentage of unrestricted cash included in the borrowing base.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: 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(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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Balance Type:	credit
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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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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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

- Definition

Indebtedness divided by net capital.

+ References

No definition available.

+ Details

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Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

The minimum amount of tangible capital required under the regulatory framework for prompt corrective action.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1H
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826

+ Details

Name:	us-gaap_TangibleCapitalRequiredForCapitalAdequacy
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_LongtermDebtTypeAxis=avhi_SeniorUnsecuredCreditFacilityMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
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Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_PrimeRateMember
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Data Type:	na
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Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=avhi_PropertyUnderContractOrConstructionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Data Type:	na
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- Details

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Debt - Senior Secured and Senior Unsecured Credit Facility (Details) - USD ($) $ in Thousands	May 18, 2017	Dec. 31, 2017	Dec. 31, 2016
Debt
Borrowings outstanding		$ 480,000	$ 280,000
Net proceeds of equity offerings (percent)	50.00%
Senior Unsecured Credit Facility
Debt
Maximum borrowing capacity	$ 155,000	$ 155,000
Conditional maximum borrowing capacity	$ 250,000
Letter of credit borrowing percentage	50.00%
Unrestricted cash in the borrowing base (percent)	100.00%
Commitment fee (percent)	0.50%
Leverage ratio	60
Interest coverage ratio	1.50
Tangible net worth	$ 325,100
Net income percentage	50.00%
Senior Unsecured Credit Facility \| LIBOR
Debt
Variable rate (percent)	3.25%
Senior Unsecured Credit Facility \| Prime Rate
Debt
Variable rate (percent)	2.25%
Senior Unsecured Credit Facility \| Property under contract or construction
Debt
Book value included in the borrowing base (percent)	85.00%
Senior Unsecured Credit Facility \| Finished lots and lots under development
Debt
Book value included in the borrowing base (percent)	65.00%
Senior Unsecured Credit Facility \| Entitled lands
Debt
Book value included in the borrowing base (percent)	50.00%