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INVESTMENTS (Schedule of Amortized Cost and Fair Value of Other Investments) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2019	Dec. 31, 2018
Investments, Debt and Equity Securities [Abstract]
Equity securities - bank stock, Amortized Cost	$ 544	$ 544
Equity securities - bank stock, Unrealized Gains	264	202
Equity securities - bank stock, Unrealized Losses	0	0
Equity securities - bank stock, Fair Value	808	746
FHLBB (carried at cost)	5,436	8,559
FRB (carried at cost)	5,374	5,374
Other Investments, Amortized Cost	11,354	14,477
Other Investments, Unrealized Gain	264	202
Other Investments, Unrealized Loss	0	0
Other Investments, Fair Value	$ 11,618	$ 14,679

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740

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Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value.

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Amount of unrealized gain on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
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-Section 50
-Paragraph 4
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Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

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Federal Reserve Bank stock represents an equity interest in the Federal Reserve Bank. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

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-SubTopic 325
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Amount of investments classified as other.

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