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Investment securities (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) security	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)
Other-than-temporary impairments recognized | $	$ 0	$ 0
Value of common stock | $	14,352		$ 14,341
Federal Home Loan Bank of Pittsburgh (FHLB)
Value of common stock | $	3,413		4,003
Atlantic Community Bankers Bank (ACBB)
Value of common stock | $	$ 42		$ 42
U.S. Treasury securities
Number of securities in continuous unrealized loss position	50
U.S. Government-sponsored enterprises state and municipals
Number of securities in continuous unrealized loss position	3
Mortgage-backed Securities, U.S. Government-sponsored enterprises
Number of securities in continuous unrealized loss position	45
Number of securities in continuous unrealized loss positions 12 months or longer	10
Corporate Bonds
Number of securities in continuous unrealized loss position	5
Number of securities in continuous unrealized loss positions 12 months or longer	1
State and Municipals, Taxable
Number of securities in continuous unrealized loss position	62
Number of securities in continuous unrealized loss positions 12 months or longer	14
State and Municipals, Tax-exempt
Number of securities in continuous unrealized loss position	97
Number of securities in continuous unrealized loss positions 12 months or longer	23

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The number of securities in continuous unrealized loss position.

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Number of securities in continuous unrealized loss position for more than 12 months.

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Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 10
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Amount, before tax, of other-than-temporary impairment (OTTI) on investment in debt security measured at amortized cost (held-to-maturity), recognized in earnings and other comprehensive income (OCI).

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