BONDS AVAILABLE-FOR-SALE (Details Textual) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jul. 03, 2013	Dec. 31, 2012
Unpaid Principal Balance of Bond Investment Eliminated Due to Consolidation	$ 158.9		$ 85.0	$ 123.9
Available-for-sale Securities, Debt Securities	151.8		76.6	125.1
Debt Instrument Maturity, Period Start	2013-12-01
Debt Instrument Maturity, Period End	2056-06-01
Non Accrual Bonds	77.8			103.8
Non Accrual Bonds Interest Income Cash Basis Method	1.8	1.5
Interest Income Non Accrual Bonds Not Recognized	2.5	3.0
Proceeds from Sale of Available-for-sale Securities, Debt	6.6	8.2
Repayments of Debt from Sales and Redemptions of Bonds	3.3
Subordinate Bond Investments Un Paid Principal Balance	15.7		32.9
Subordinate Bond Investments Eliminated in consolidation	55.1		83.7
Subordinate Bond Investments Held By third Party			82.7
Participating Bonds [Member]
Unpaid Principal Balance of Bond Investment Eliminated Due to Consolidation			$ 33.3