Subsequent Events (Details) $ in Millions	Oct. 26, 2016 USD ($)
Subsequent Event \| Senior Secured Credit Facility
Long-term debt
Increase in maximum borrowing capacity	$ 25

The increase in the maximum borrowing capacity under the credit facility due to additional lenders participating in the facility.

No definition available.

Name:	avhi_LineOfCreditFacilityIncreaseInMaximumBorrowingCapacity
Namespace Prefix:	avhi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration