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AFFORDABLE HOUSING PARTNERSHIPS AND OTHER INVESTMENTS (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Dec. 31, 2013
AFFORDABLE HOUSING PARTNERSHIPS AND OTHER INVESTMENTS    
Minimum compliance period to fully utilize the tax credits 15 years  
Investments in affordable housing partnerships $ 189.3 $ 164.8
Other investments in affordable housing partnerships 78.8 70.2
Total unfunded commitments for investments $ 84.7 $ 73.1