ACQUISITIONS (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	May 01, 2015	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Consideration
Fair value of total consideration transferred		$ 5,100
Recognized amounts of identifiable assets acquired
Goodwill		17,107	$ 1,573	$ 1,573	$ 563
Valuation assumptions
Amortization of intangible assets		321	$ 123	$ 82
Estimated amortization expense
2018		719
2019		719
2020		712
2021		708
2022		593
Wealth Management Division [Member]
Recognized amounts of identifiable assets acquired
Goodwill		16,500
Banking [Member]
Recognized amounts of identifiable assets acquired
Goodwill		563
Customer Relationships [Member]
Recognized amounts of identifiable assets acquired
Intangibles		5,500
Goodwill		15,500
Noncompete Agreements [Member]
Recognized amounts of identifiable assets acquired
Intangibles		5,500
Goodwill		15,500
Other Intangible Assets [Member]
Recognized amounts of identifiable assets acquired
Intangibles		5,500
Goodwill		$ 15,500
Wealth Management Company [Member]
Recognized amounts of identifiable assets acquired
Intangibles	$ 2,800
Goodwill	2,800
Wealth Management Company [Member] | Common Share Warrants [Member]
Consideration
Equity Instruments	1,000
Fair value of total consideration transferred	$ 2,000
Recognized amounts of identifiable assets acquired
Number of equity instruments paid	139,860
Fair value per share	$ 7.15
Valuation assumptions
Dividend yield	0.93%
Expected volatility	33.73%
Expected life	7 years
Risk-free interest rate	1.84%
Wealth Management Company [Member] | Common Stock [Member]
Recognized amounts of identifiable assets acquired
Number of equity instruments paid	47,916