LENDING ACTIVITIES (Details 2) (USD $) In Millions, unless otherwise specified											6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2013 Apartments	Jun. 30, 2013 Offices	Jun. 30, 2013 Retail	Jun. 30, 2013 Industrial	Jun. 30, 2013 Hotel	Jun. 30, 2013 Others	Jun. 30, 2013 Commercial mortgages loan
Credit quality indicators for commercial mortgage loans
Number of loans in good standing											993
Number of loans restructured											6
Number of loans 90 days or less delinquent											3
Number of loans greater than 90 days delinquent or in process of foreclosure											8
Number of Loans											1,010
In good standing					$ 2,264	$ 4,642	$ 2,873	$ 1,689	$ 1,223	$ 1,659	$ 14,350
Restructured					49	188	7			22	266
Greater than 90 days delinquent or in process of foreclosure						31	26				57
Mortgage and other loans receivable, net	19,857	19,482			2,313	4,861	2,906	1,689	1,223	1,681	14,673
Valuation allowance	$ 381	$ 405	$ 684	$ 740	$ 3	$ 81	$ 24	$ 20	$ 1	$ 41	$ 170
Percentage of loans that are current as to payments of principal and interest											98.00%
Percentage restructured											2.00%
Percentage Total											100.00%
Percentage of loans with valuation allowance											1.00%