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2. Investment Securities (Tables)

3 Months Ended

Mar. 31, 2021

Investments, Debt and Equity Securities [Abstract]

Investment securities available for sale

		March 31, 2021
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized Losses				Estimated Fair Value
U.S Treasuries		$	7,960				—				—				7,960
U.S. Government
sponsored enterprises			12,939				282				202				13,019
Mortgage-backed securities			184,445				2,225				967				185,703
State and political subdivisions			117,186				3,070				1,421				118,835
Total		$	322,530				5,577				2,590				325,517

(Dollars in thousands)

		December 31, 2020
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized Losses				Estimated Fair Value
U.S. Government
sponsored enterprises		$	7,384				331				208				7,507
Mortgage-backed securities			143,095				2,812				593				145,314
State and political subdivisions			87,757				4,758				87				92,428
Total		$	238,236				7,901				888				245,249

Current fair value and associated unrealized losses on investments in securities with unrealized losses

		March 31, 2021
		Less than 12 Months								12 Months or More								Total
		Fair Value				Unrealized Losses				Fair Value				Unrealized Losses				Fair Value				Unrealized Losses
U.S. Government
sponsored enterprises		$	—				—				4,098				202				4,098				202
Mortgage-backed securities			82,322				947				1,979				20				84,301				967
State and political subdivisions			38,420				1,421				—				—				38,420				1,421
Total		$	120,742				2,368				6,077				222				126,819				2,590

(Dollars in thousands) 

		December 31, 2020
		Less than 12 Months								12 Months or More								Total
		Fair Value				Unrealized Losses				Fair Value				Unrealized Losses				Fair Value				Unrealized Losses
U.S. Government
sponsored enterprises		$	—				—				4,193				208				4,193				208
Mortgage-backed securities			80,827				565				4,762				28				85,589				593
State and political subdivisions			7,126				87				—				—				7,126				87
Total		$	87,953				652				8,955				236				96,908				888

Amortized cost and estimated fair value of investment securities available for sale by contractual maturity

		Amortized Cost				Estimated Fair Value
Due within one year		$	15,906				16,126
Due from one to five years			10,216				10,785
Due from five to ten years			87,596				89,027
Due after ten years			24,367				23,876
Mortgage-backed securities			184,445				185,703
Total		$	322,530				325,517

X

- Definition

Tabular disclosure of fair value of investments in debt and equity securities in an unrealized loss position categorized neither as held-to-maturity nor trading securities.

+ References

No definition available.

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- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

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- Definition

Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5B
-URI http://asc.fasb.org/extlink&oid=121645371&loc=SL120269825-111563

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5A
-URI http://asc.fasb.org/extlink&oid=121645371&loc=SL120269820-111563

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27232-111563

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