Rego Park II Apartment Tower (Details) (Rego Park 2 Property [Member], USD $)	Sep. 30, 2013 sqft property
Rego Park 2 Property [Member]
Real Estate Properties [Line Items]
Approximate Number Of Apartment Units	300
Area Of Real Estate Property (square feet)	250,000
Estimated future funding	$ 125,000,000

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