Contingent Consideration, Fair Value

No definition available.

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- Definition

Fair Value Assumptions, Asset Beta

+ References

No definition available.

+ Details

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- Definition

Fair Value Assumptions, Borrowing Costs

+ References

No definition available.

+ Details

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- Definition

Fair Value Assumptions, Expected Volatility Rate, Next Twelve Months

+ References

No definition available.

+ Details

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- Definition

Fair Value Assumptions, Expected Volatility Rate, Remainder of Year

+ References

No definition available.

+ Details

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- Definition

Fair Value Assumptions, Market Risk Premium

+ References

No definition available.

+ Details

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- Details

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- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 4

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e7008-128479

+ Details

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- Definition

This element represents the amount of any change recognized during the period in the high-end of the estimated range of outcomes (undiscounted) of a liability assumed in a business combination arising from an item of contingent consideration.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 4

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e7008-128479

+ Details

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- Definition

This element represents the amount of any change recognized during the period in the low-end of the estimated range of outcomes (undiscounted) of a liability assumed in a business combination arising from an item of contingent consideration.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 4

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e7008-128479

+ Details

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: 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(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

+ Details

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- Details

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- Definition

The charge against earnings in the period to reduce the carrying amount of real property to fair value.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230

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- Definition

Fair value portion of notes payable.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19,20,22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Fair Value Disclosures - Carrying and Fair Values of Financial Instruments (Details) (USD $)	9 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2014	Dec. 31, 2013
Fair Value Disclosures [Abstract]
Impairment of Real Estate		$ (1,000,000)us-gaap_ImpairmentOfRealEstate	$ (1,000,000)us-gaap_ImpairmentOfRealEstate
Notes, mortgage notes and other debt [Abstract]
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	0.1
Fair Value Assumptions, Borrowing Costs		7.00%avhi_FairValueAssumptionsBorrowingCosts
Fair Value Assumptions, Expected Volatility Rate, Remainder of Year		5.00%
Fair Value Assumptions, Expected Volatility Rate, Next Twelve Months		15.00%
Fair Value Assumptions, Market Risk Premium	6.00%
Fair Value Assumptions, Asset Beta	1.2avhi_FairValueAssumptionsAssetBeta
4.50% Notes [Member]
Notes, mortgage notes and other debt [Abstract]
Stated interest rate (percent)		4.50%
7.50% Notes [Member]
Notes, mortgage notes and other debt [Abstract]
Stated interest rate (percent)		7.50%
7.5% Senior Exchange Convertible Notes [Member]
Notes, mortgage notes and other debt [Abstract]
Stated interest rate (percent)		7.50%
Carrying Amount [Member]
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notes Payable, Fair Value Disclosure	200,000,000		0
Notes, mortgage notes and other debt [Abstract]
Contingent Consideration, Fair Value		2,404,000	0
Carrying Amount [Member] \| 4.50% Notes [Member]
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notes Payable, Fair Value Disclosure		0	5,402,000
Carrying Amount [Member] \| Notes and Senior Exchange Convertible Notes [Member]
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notes Payable, Fair Value Disclosure		99,956,000	100,000,000
Estimate of Fair Value, Fair Value Disclosure [Member]
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notes Payable, Fair Value Disclosure		193,000,000	0
Notes, mortgage notes and other debt [Abstract]
Contingent Consideration, Fair Value		2,404,000	0
Estimate of Fair Value, Fair Value Disclosure [Member] \| 4.50% Notes [Member]
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notes Payable, Fair Value Disclosure		0	5,425,000
Estimate of Fair Value, Fair Value Disclosure [Member] \| Notes and Senior Exchange Convertible Notes [Member]
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notes Payable, Fair Value Disclosure		99,040,000	111,775,000
Minimum [Member]
Notes, mortgage notes and other debt [Abstract]
Fair Value Assumptions, Asset Beta	0.5
Fair Value Assumptions, Expected Volatility Rate	5.00%
Business Combination, Contingent Consideration Arrangements, Change in Range of Outcomes, Contingent Consideration, Liability, Value, Low	2,400,000
Maximum [Member]
Notes, mortgage notes and other debt [Abstract]
Fair Value Assumptions, Asset Beta	1.50
Fair Value Assumptions, Expected Volatility Rate	25.00%
Business Combination, Contingent Consideration Arrangements, Change in Range of Outcomes, Contingent Consideration, Liability, Value, High	$ 2,600,000