DERIVATIVE FINANCIAL INSTRUMENTS (Balance Sheet Location and Fair Value of Instruments) (Details) - Designated as Hedging Instrument - USD ($)	Sep. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Aug. 31, 2014	Dec. 31, 2013
Interest rate swaps
Notional Amount	$ 175,000,000	$ 50,000,000	$ 175,000	$ 50,000,000	$ 175,000
Interest rate swaps | FHLB Advances | Other assets
Notional Amount	0		75,000,000
Derivative asset, fair value, gross asset	0		795,000
Interest rate swaps | FHLB Advances | Other liabilities
Notional Amount	125,000,000		100,000,000
Derivative liability, fair value, gross liability	4,797,000		2,249,000
Interest rate swaps | Brokered Money Market Deposits | Other liabilities
Notional Amount	50,000,000		50,000,000
Derivative liability, fair value, gross liability	679,000		200,000
Interest rate cap
Notional Amount	50,500,000
Interest rate cap | Subordinated Term Loan | Other liabilities
Notional Amount	7,500,000		7,500,000
Derivative asset, fair value, gross asset	166,000		128,000
Interest rate cap | Trust Preferred Securities | Other assets
Notional Amount	43,000,000		43,000,000
Derivative asset, fair value, gross asset	204,000		1,104,000
Interest rate lock commitments | Loan Commitments | Other assets
Notional Amount	36,857,439		23,274,000
Derivative asset, fair value, gross asset	640,000		342,000
Forward sale commitments | Loan Commitments | Other liabilities
Notional Amount	63,690,076		34,727,000
Derivative liability, fair value, gross liability	$ 108,000		$ 49,000