REAL ESTATE PROPERTIES (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2009
Movement in real estate properties owned
Balance at the beginning of the period	$ 59,277	$ 55,843	$ 69,748
Additions	116,759	2,315
Capitalized Costs and Improvements	16,338
Depreciation, Amortization and other Reductions	(2,057)
Balance at the end of the period	190,317	59,277	69,748
Shopping centers/Retail
Movement in real estate properties owned
Balance at the beginning of the period	2,853
Depreciation, Amortization and other Reductions	(104)
Balance at the end of the period	2,749
Co-op/Condo Apts
Movement in real estate properties owned
Balance at the beginning of the period	315
Capitalized Costs and Improvements	2
Depreciation, Amortization and other Reductions	(67)
Balance at the end of the period	250
Commercial | Primary beneficiary | RBH-TRB Newark Holdings LLC
Movement in real estate properties owned
Balance at the beginning of the period	48,137
Additions	1,659
Capitalized Costs and Improvements	12,622
Depreciation, Amortization and other Reductions	(610)
Balance at the end of the period	61,808
Multi Family
Movement in real estate properties owned
Additions	115,100
Capitalized Costs and Improvements	3,714
Depreciation, Amortization and other Reductions	(1,276)
Balance at the end of the period	117,538
Multi Family | Primary beneficiary
Movement in real estate properties owned
Additions	115,100
Land
Movement in real estate properties owned
Balance at the end of the period	$ 7,972	$ 7,972