DERIVATIVE FINANCIAL INSTRUMENTS - SUMMARY OF INTEREST RATE SWAPS AND CAPS (Details)	9 Months Ended
	Sep. 30, 2016 USD ($)
Loan Swap
Derivative [Line Items]
Notional Amount	$ 40,000,000
Loan Swap | 1-Month LIBOR
Derivative [Line Items]
Pay Fixed Rate	1.23%
Designated as Hedging Instrument | FHLB Advance Swap 1
Derivative [Line Items]
Notional Amount	$ 25,000,000
Effective Start Date	Feb. 05, 2016
Maturity Date	Feb. 05, 2021
Designated as Hedging Instrument | FHLB Advance Swap 1 | 3-Month LIBOR
Derivative [Line Items]
Pay Fixed Rate	2.703%
Designated as Hedging Instrument | FHLB Advance Swap 2
Derivative [Line Items]
Notional Amount	$ 50,000,000
Effective Start Date	Aug. 05, 2016
Maturity Date	Aug. 05, 2021
Designated as Hedging Instrument | FHLB Advance Swap 2 | 3-Month LIBOR
Derivative [Line Items]
Pay Fixed Rate	2.882%
Designated as Hedging Instrument | FHLB Advance Swap 3
Derivative [Line Items]
Notional Amount	$ 25,000,000
Effective Start Date	Oct. 05, 2017
Maturity Date	Oct. 05, 2027
Designated as Hedging Instrument | FHLB Advance Swap 3 | 3-Month LIBOR
Derivative [Line Items]
Pay Fixed Rate	2.54%
Designated as Hedging Instrument | FHLB Advance Swap 4
Derivative [Line Items]
Notional Amount	$ 25,000,000
Effective Start Date	Mar. 05, 2018
Maturity Date	Mar. 05, 2028
Designated as Hedging Instrument | FHLB Advance Swap 4 | 3-Month LIBOR
Derivative [Line Items]
Pay Fixed Rate	2.576%
Designated as Hedging Instrument | FHLB Advance Swap
Derivative [Line Items]
Notional Amount	$ 125,000,000
Designated as Hedging Instrument | Terminated Swap 1
Derivative [Line Items]
Notional Amount	$ 25,000,000
Original Effective Start Date	Apr. 06, 2015
Original Maturity Date	Apr. 05, 2020
Date Terminated	Mar. 27, 2015
Unamortized Pre-Tax Loss in AOCI as of September 30, 2016	$ 59,000
Designated as Hedging Instrument | Terminated Swap 2
Derivative [Line Items]
Notional Amount	$ 25,000,000
Original Effective Start Date	May 05, 2015
Original Maturity Date	May 05, 2020
Date Terminated	Mar. 27, 2015
Unamortized Pre-Tax Loss in AOCI as of September 30, 2016	$ 60,000
Designated as Hedging Instrument | Terminated Swap 3
Derivative [Line Items]
Notional Amount	$ 25,000,000
Original Effective Start Date	Jun. 05, 2015
Original Maturity Date	Jun. 05, 2020
Date Terminated	Mar. 27, 2015
Unamortized Pre-Tax Loss in AOCI as of September 30, 2016	$ 61,000
Designated as Hedging Instrument | Terminated Swap 4
Derivative [Line Items]
Notional Amount	$ 25,000,000
Original Effective Start Date	Aug. 05, 2015
Original Maturity Date	Aug. 05, 2020
Date Terminated	Mar. 27, 2015
Unamortized Pre-Tax Loss in AOCI as of September 30, 2016	$ 702,000
Designated as Hedging Instrument | Terminated Swap 5
Derivative [Line Items]
Notional Amount	25,000,000
Unamortized Pre-Tax Loss in AOCI as of September 30, 2016	101,000
Designated as Hedging Instrument | Terminated Swap 6
Derivative [Line Items]
Notional Amount	25,000,000
Unamortized Pre-Tax Loss in AOCI as of September 30, 2016	272,000
Designated as Hedging Instrument | Terminated Swap
Derivative [Line Items]
Notional Amount	150,000,000
Unamortized Pre-Tax Loss in AOCI as of September 30, 2016	1,255,000
Designated as Hedging Instrument | Cap 1
Derivative [Line Items]
Notional Amount	$ 7,500,000
Effective Start Date	Jul. 01, 2012
Maturity Date	Jul. 01, 2017
Strike Rate	0.47%
Designated as Hedging Instrument | Cap 1 | 3-Month LIBOR
Derivative [Line Items]
Variable rate spread (as a percentage)	4.00%
Designated as Hedging Instrument | Cap 2
Derivative [Line Items]
Notional Amount	$ 8,000,000
Effective Start Date	Jul. 07, 2012
Maturity Date	Jul. 07, 2017
Strike Rate	0.47%
Designated as Hedging Instrument | Cap 2 | 3-Month LIBOR
Derivative [Line Items]
Variable rate spread (as a percentage)	3.10%
Designated as Hedging Instrument | Cap 3
Derivative [Line Items]
Notional Amount	$ 25,000,000
Effective Start Date	Sep. 15, 2014
Maturity Date	Sep. 15, 2019
Strike Rate	1.82%
Designated as Hedging Instrument | Cap 3 | 3-Month LIBOR
Derivative [Line Items]
Variable rate spread (as a percentage)	1.32%
Designated as Hedging Instrument | Cap 4
Derivative [Line Items]
Notional Amount	$ 10,000,000
Effective Start Date	Sep. 30, 2014
Maturity Date	Sep. 30, 2019
Strike Rate	1.85%
Designated as Hedging Instrument | Cap 4 | 3-Month LIBOR
Derivative [Line Items]
Variable rate spread (as a percentage)	2.80%
Designated as Hedging Instrument | Interest Rate Cap
Derivative [Line Items]
Notional Amount	$ 50,500,000