GOODWILL AND OTHER INTANGIBLE ASSETS--Additional Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Core Deposits, Gross	$ 8.2		$ 8.2		$ 5.9
Finite-Lived Intangible Assets, Period Increase (Decrease)	3.5
Finite-Lived Intangible Assets, Amortization Expense	$ 0.5	$ 0.4	$ 1.2	$ 1.1
Core Deposits [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization method			accelerated basis
Estimated weighted average life (in years)			6 years 10 months