Variable Interest and Unconsolidated Entities - Aggregate Carrying Amount and Major Classifications of Consolidated Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Assets
Real estate investment properties, net	$ 55,941	$ 58,832
Other assets	5,320	6,578
Liabilities
Mortgages and other notes payable	18,628	19,503
Other liabilities	$ 1,340	$ 792

For banks, amount of liabilities in variable interest entities for which a financial institution is required to include in its calculation of net investment in real estate assets held for development or sale.

No definition available.

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