XML 52 R38.htm IDEA: XBRL DOCUMENT v3.22.4

Investment Securities (Tables)

12 Months Ended

Dec. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of Available For Sale, Held-to-Maturity, and Restricted Equity Securities

The following tables summarize the amortized cost and estimated fair value of investment securities at December 31, 2022 and 2021:

			Amortized						Unrealized						Unrealized						Fair Value
As of December 31, 2022			Cost						Gains						Losses						(Estimated)
Securities available for sale
U.S. Government-sponsored agencies			$	26,025,000					$	—					$	(6,878,000)					$	19,147,000
Mortgage-backed securities			271,068,000						55,000						(42,447,000)						228,676,000
State and political subdivisions			40,472,000						2,000						(7,283,000)						33,191,000
Asset-backed securities			3,548,000						—						(53,000)						3,495,000
			$	341,113,000					$	57,000					$	(56,661,000)					$	284,509,000
Securities to be held to maturity
U.S. Government-sponsored agencies			$	40,100,000					$	4,000					$	(10,477,000)					$	29,627,000
Mortgage-backed securities			60,497,000						42,000						(11,392,000)						49,147,000
State and political subdivisions			258,549,000						154,000						(30,733,000)						227,970,000
Corporate securities			34,750,000						—						(2,483,000)						32,267,000
			$	393,896,000					$	200,000					$	(55,085,000)					$	339,011,000
Restricted equity securities
Federal Home Loan Bank Stock			$	2,846,000					$	—					$	—					$	2,846,000
Federal Reserve Bank Stock			1,037,000						—						—						1,037,000
			$	3,883,000					$	—					$	—					$	3,883,000

			Amortized						Unrealized						Unrealized						Fair Value
As of December 31, 2021			Cost						Gains						Losses						(Estimated)
Securities available for sale
U.S. Government-sponsored agencies			$	23,045,000					$	—					$	(1,146,000)					$	21,899,000
Mortgage-backed securities			256,992,000						1,803,000						(3,895,000)						254,900,000
State and political subdivisions			38,127,000						1,083,000						(88,000)						39,122,000
Asset-backed securities			4,577,000						68,000						—						4,645,000
			$	322,741,000					$	2,954,000					$	(5,129,000)					$	320,566,000
Securities to be held to maturity
U.S. Government-sponsored agencies			$	35,600,000					$	2,000					$	(1,149,000)					$	34,453,000
Mortgage-backed securities			60,646,000						261,000						(1,795,000)						59,112,000
State and political subdivisions			250,544,000						7,925,000						(302,000)						258,167,000
Corporate securities			23,250,000						411,000						(66,000)						23,595,000
			$	370,040,000					$	8,599,000					$	(3,312,000)					$	375,327,000
Restricted equity securities
Federal Home Loan Bank Stock			$	4,328,000					$	—					$	—					$	4,328,000
Federal Reserve Bank Stock			1,037,000						—						—						1,037,000
			$	5,365,000					$	—					$	—					$	5,365,000

Schedule of Contractual Maturities of Investment Securities

The following table summarizes the contractual maturities of investment securities at December 31, 2022:

			Securities available for sale												Securities to be held to maturity
			Amortized Cost						Fair Value (Estimated)						Amortized Cost						Fair Value (Estimated)
Due in 1 year or less			$	—					$	—					$	1,787,000					$	1,782,000
Due in 1 to 5 years			3,609,000						3,409,000						14,998,000						14,480,000
Due in 5 to 10 years			18,591,000						15,203,000						86,833,000						81,443,000
Due after 10 years			318,913,000						265,897,000						290,278,000						241,306,000
			$	341,113,000					$	284,509,000					$	393,896,000					$	339,011,000

The following table summarizes the contractual maturities of investment securities at December 31, 2021:

			Securities available for sale												Securities to be held to maturity
			Amortized  Cost						Fair Value (Estimated)						Amortized  Cost						Fair Value (Estimated)
Due in 1 year or less			$	—					$	—					$	2,515,000					$	2,521,000
Due in 1 to 5 years			5,004,000						5,173,000						17,624,000						18,338,000
Due in 5 to 10 years			52,782,000						53,057,000						174,982,000						180,081,000
Due after 10 years			264,955,000						262,336,000						174,919,000						174,387,000
			$	322,741,000					$	320,566,000					$	370,040,000					$	375,327,000

Schedule of Securities Gains and Losses

The following table shows securities gains and losses for 2022, 2021 and 2020:

			2022						2021						2020
Proceeds from sales of securities			$	1,301,000					$	19,240,000					$	112,179,000
Gross realized gains			8,000						628,000						1,689,000
Gross realized losses			(1,000)						(605,000)						(534,000)
Net gain			$	7,000					$	23,000					$	1,155,000
Related income taxes			$	1,000					$	5,000					$	243,000

Schedule of Temporary Impairment Losses

Information regarding securities temporarily impaired as of December 31, 2022 is summarized below:

			Less than 12 months												12 months or more												Total
			Fair						Unrealized						Fair						Unrealized						Fair						Unrealized
As of December 31, 2022			Value						Losses						Value						Losses						Value						Losses
U.S. Government-sponsored agencies			$	4,804,000					$	(675,000)					$	41,965,000					$	(16,680,000)					$	46,769,000					$	(17,355,000)
Mortgage-backed securities			73,509,000						(6,486,000)						197,102,000						(47,353,000)						270,611,000						(53,839,000)
State and political subdivisions			149,517,000						(13,769,000)						67,932,000						(24,247,000)						217,449,000						(38,016,000)
Asset-backed securities			3,495,000						(53,000)						—						—						3,495,000						(53,000)
Corporate securities			19,857,000						(2,143,000)						3,160,000						(340,000)						23,017,000						(2,483,000)
			$	251,182,000					$	(23,126,000)					$	310,159,000					$	(88,620,000)					$	561,341,000					$	(111,746,000)

As of December 31, 2021, there were 163 securities with unrealized losses held in the Company's portfolio. These securities were temporarily impaired as a result of changes in interest rates reducing their fair value, of which 27 had been temporarily impaired for 12 months or more. Information regarding securities temporarily impaired as of December 31, 2021 is summarized below:

			Less than 12 months												12 months or more												Total
			Fair						Unrealized						Fair						Unrealized						Fair						Unrealized
As of December 31, 2021			Value						Losses						Value						Losses						Value						Losses
U.S. Government-sponsored agencies			$	24,030,000					$	(920,000)					$	29,170,000					$	(1,375,000)					$	53,200,000					$	(2,295,000)
Mortgage-backed securities			216,461,000						(4,768,000)						26,772,000						(922,000)						243,233,000						(5,690,000)
State and political subdivisions			29,528,000						(390,000)						—						—						29,528,000						(390,000)
Corporate securities			3,434,000						(66,000)						—						—						3,434,000						(66,000)
			$	273,453,000					$	(6,144,000)					$	55,942,000					$	(2,297,000)					$	329,395,000					$	(8,441,000)

X

- Definition

Tabular presentation of available for sale securities, held-to-maturity securities and restricted equity securities as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	fnlc_ScheduleOfAvailableForSaleHeldToMaturityAndNonMarketableSecuritiesTableTextBlock
Namespace Prefix:	fnlc_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 55
-Paragraph 8
-URI https://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27290-111563

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 50
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455

+ Details

Name:	us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments.

+ References

No definition available.

+ Details

Name:	us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563

+ Details

Name:	us-gaap_ScheduleOfRealizedGainLossTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration