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SECURITIES - Additional Information (Details)	Sep. 30, 2020 USD ($) item	Dec. 31, 2019 USD ($) item
Equity Securities, FV-NI	$ 1,003,000	$ 979,000
Number of mutual funds | item	1	1
Mutual Fund
Equity Securities Unrealized Gain Cumulative Amount	$ 3,000
Equity Securities Unrealized Loss Cumulative Amount		$ 21,000
Other Assets | Federal Home Loan Bank of Pittsburgh
Federal Home Loan Bank Stock	11,929,000	10,131,000
Investment Securities [Member]
Debt Securities, Available-for-sale, Restricted	$ 255,312,000	$ 215,270,000

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The cumulative amount of unrealized loss from equity securities.

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- Definition

Amount of restricted investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(i)
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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).

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
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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).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 325
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=75031641&loc=d3e63345-112809

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