LOANS - Troubled debt restructurings (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) Integer	Dec. 31, 2014 USD ($) Integer
Business Activities Loans - Residential real estate
Quantity of troubled debt restructurings | Integer	3	4
Pre-modification balance	$ 1,071	$ 308
Post-modification balance	$ 1,071	$ 308
Business Activities Loans - Land
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Business Activities Loans - Commercial real estate
Quantity of troubled debt restructurings | Integer	1	4
Pre-modification balance	$ 294	$ 1,076
Post-modification balance	$ 294	$ 1,076
Business Activities Loans - Construction of commercial
Quantity of troubled debt restructurings | Integer		1
Pre-modification balance		$ 131
Post-modification balance		$ 131
Business Activities Loans - Consumer
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Business Activities Loans - Commercial and industrial
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Business Activities Loans - HELOC
Quantity of troubled debt restructurings | Integer	1
Pre-modification balance	$ 35
Post-modification balance	$ 35
Business Activities Loans - Total Troubled debt restructurings
Quantity of troubled debt restructurings | Integer	5	9
Pre-modification balance	$ 1,400	$ 1,515
Post-modification balance	$ 1,400	$ 1,515
Business Activities Loans - Rate reduction and term extension
Quantity of troubled debt restructurings | Integer	1
Pre-modification balance	$ 294
Post-modification balance	$ 294
Business Activities Loans - Interest only pursuant to sale
Quantity of troubled debt restructurings | Integer		1
Pre-modification balance		$ 24
Post-modification balance		$ 24
Business Activities Loans - Interest only and term extension
Quantity of troubled debt restructurings | Integer		1
Pre-modification balance		$ 48
Post-modification balance		$ 48
Business Activities Loans - Interest only pursuant to sale and term extension
Quantity of troubled debt restructurings | Integer		1
Pre-modification balance		$ 230
Post-modification balance		$ 230
Business Activities Loans - Interest only
Quantity of troubled debt restructurings | Integer		1
Pre-modification balance		$ 30
Post-modification balance		$ 30
Business Activities Loans - Debt consolidation and term extension
Quantity of troubled debt restructurings | Integer	1	2
Pre-modification balance	$ 148	$ 447
Post-modification balance	$ 148	$ 447
Business Activities Loans - Rate reduction
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Business Activities Loans - Rate reduction interest only
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Business Activities Loans - Debt consolidation, rate reduction, term extension and note bifurcation
Quantity of troubled debt restructurings | Integer	1	1
Pre-modification balance	$ 48	$ 399
Post-modification balance	$ 48	$ 399
Business Activities Loans - Rate reduction and debt consolidation
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Business Activities Loans - Term extension
Quantity of troubled debt restructurings | Integer	2	2
Pre-modification balance	$ 910	$ 337
Post-modification balance	$ 910	$ 337
Acquired Loans - Residential real estate
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Land
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Commercial real estate
Quantity of troubled debt restructurings | Integer	1	1
Pre-modification balance	$ 184	$ 571
Post-modification balance	$ 184	$ 571
Acquired Loans - Construction of commercial
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Consumer
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Commercial and industrial
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - HELOC
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Total Troubled debt restructurings
Quantity of troubled debt restructurings | Integer	1	1
Pre-modification balance	$ 184	$ 571
Post-modification balance	$ 184	$ 571
Acquired Loans - Rate reduction and term extension
Quantity of troubled debt restructurings | Integer	1
Pre-modification balance	$ 184
Post-modification balance	$ 184
Acquired Loans - Interest only pursuant to sale
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Interest only and term extension
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Interest only pursuant to sale and term extension
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Interest only
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Debt consolidation and term extension
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Rate reduction
Quantity of troubled debt restructurings | Integer		1
Pre-modification balance		$ 571
Post-modification balance		$ 571
Acquired Loans - Rate reduction interest only
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Debt consolidation, rate reduction, term extension and note bifurcation
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Rate reduction and debt consolidation
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance
Acquired Loans - Term extension
Quantity of troubled debt restructurings | Integer
Pre-modification balance
Post-modification balance