OPERATING PROPERTIES AND REAL ESTATE HELD FOR DEVELOPMENT OR SALE 2 (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) Project
Movement in Real Estate Acquired Through Foreclosure [Roll Forward]
Beginning balance	$ 152,867
Additions:
Capital cost additions	5,556
Reductions:
Cost of properties sold	(1,392)
Depreciation and amortization	(993)
Transfers, net	0
Ending balance	156,038
Operating Properties [Member]
Movement in Real Estate Acquired Through Foreclosure [Roll Forward]
Beginning balance	116,156
Additions:
Capital cost additions	5,504
Reductions:
Cost of properties sold	0
Depreciation and amortization	(993)
Transfers, net	0
Ending balance	$ 120,667
Movement in Mortgage Loans On Real Estate Number Of Projects [Roll Forward]
Beginning balance (in projects) | Project	4
Number of Projects, Additions:
Capital costs/ additions (in projects) | Project	0
Number of Projects, Reductions:
Cost of properties sold (in projects) | Project	0
Depreciation and amortization (in projects) | Project	0
Transfers, net (in projects) | Project	0
Ending balance (in projects) | Project	4
Held For Development [Member]
Movement in Real Estate Acquired Through Foreclosure [Roll Forward]
Beginning balance	$ 3,664
Additions:
Capital cost additions	1
Reductions:
Cost of properties sold	0
Depreciation and amortization	0
Transfers, net	0
Ending balance	$ 3,665
Movement in Mortgage Loans On Real Estate Number Of Projects [Roll Forward]
Beginning balance (in projects) | Project	1
Number of Projects, Additions:
Capital costs/ additions (in projects) | Project	0
Number of Projects, Reductions:
Cost of properties sold (in projects) | Project
Depreciation and amortization (in projects) | Project	0
Transfers, net (in projects) | Project	0
Ending balance (in projects) | Project	1
Assets Held-for-sale [Member]
Movement in Real Estate Acquired Through Foreclosure [Roll Forward]
Beginning balance	$ 5,346
Additions:
Capital cost additions	0
Reductions:
Cost of properties sold	(1,255)
Depreciation and amortization	0
Transfers, net	3,814
Ending balance	$ 7,905
Movement in Mortgage Loans On Real Estate Number Of Projects [Roll Forward]
Beginning balance (in projects) | Project	8
Number of Projects, Additions:
Capital costs/ additions (in projects) | Project	0
Number of Projects, Reductions:
Cost of properties sold (in projects) | Project	(1)
Depreciation and amortization (in projects) | Project	0
Transfers, net (in projects) | Project	2
Ending balance (in projects) | Project	9
Other Real Estate Owned [Member]
Movement in Real Estate Acquired Through Foreclosure [Roll Forward]
Beginning balance	$ 27,701
Additions:
Capital cost additions	51
Reductions:
Cost of properties sold	(137)
Depreciation and amortization	0
Transfers, net	(3,814)
Ending balance	$ 23,801
Movement in Mortgage Loans On Real Estate Number Of Projects [Roll Forward]
Beginning balance (in projects) | Project	14
Number of Projects, Additions:
Capital costs/ additions (in projects) | Project	0
Number of Projects, Reductions:
Cost of properties sold (in projects) | Project	(1)
Depreciation and amortization (in projects) | Project	0
Transfers, net (in projects) | Project	(2)
Ending balance (in projects) | Project	11