ACQUISITIONS (Pro Forma - Community) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Dec. 31, 2017
Business Acquisition [Line Items]
Net Income	$ 7,323	$ 1,523
Earnings per share, basic (in dollars per share)	$ 0.62	$ 0.17
Community Bank of Bergen County Merger \| Pro Forma
Business Acquisition [Line Items]
Total revenues (net interest income plus non-interest income)			$ 54,941	$ 47,280
Net Income			$ 9,935	$ 6,257
Earnings per share, basic (in dollars per share)			$ 1.25	$ 0.79

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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