v3.8.0.1

Estimated Development Liability (Details) home in Thousands, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 USD ($) home | Dec. 31, 2016 USD ($)
Estimated Development Liability |  |
Cash expenditures for obligations related to prior sales | $ 500 |
Estimated development liability | $ 31,556 | $ 32,102
Minimum |  |
Estimated Development Liability |  |
Number of estimated homes the estimated liability covers (homesites) | home | 8 |

X
- Definition Number of estimated homes the estimated liability covers + References No definition available. + Details
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Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Payments for the cost of improvements during the period related to retail land sales in which the obligation to complete such improvements represent a contractual responsibility of the land developer (seller). Such obligation is generally included in the sales terms. + References No definition available. + Details
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Namespace Prefix: | avhi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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- Definition Carrying amount as of the balance sheet date of the liability for the obligation to provide retail land sale buyers with improvements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 976 -SubTopic 330 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6497913&loc=d3e22628-108666 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
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