Discontinued Operations (Details Textual) (Segment, Discontinued Operations [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2012
Segment, Discontinued Operations [Member]
Income (Loss) From Discontinued Operations Relates To Real Estate Property Sold (Textual) [Abstract]
Income (loss) from discontinued operations relates to real estate property sold	$ 1

The number of units in a real estate property owned as of the balance sheet date.

No definition available.

Name:	us-gaap_NumberOfUnitsInRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant