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.

No definition available.

Name:	us-gaap_BusinessAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Real Estate and Lending Activities - Twelve Oaks Facility - Additional Information (Detail) - Twelve Oaks Facility [Member] - USD ($) $ in Millions	Aug. 08, 2016	Mar. 31, 2016
Business Acquisition [Line Items]
Letter of credit outstanding		$ 0.5
Subsequent Event [Member]
Business Acquisition [Line Items]
Outstanding amount receivable from tenant past due including interest	$ 2.5