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Allowance for Loan Losses (Tables)

9 Months Ended

Sep. 30, 2018

Receivables [Abstract]

Allowance for Loan Losses by Class of Financing Receivable and Allowance

A breakdown of the allowance for loan losses as of September 30, 2018, December 31, 2017, and September 30, 2017, by class of financing receivable and allowance element, is presented in the following tables:

As of September 30, 2018	Specific Reserves on Loans Evaluated Individually for Impairment				General Reserves on Loans Based on Historical Loss Experience				Reserves for Qualitative Factors				Unallocated Reserves				Total Reserves
Commercial
Real estate	$	265,000			$	758,000			$	2,566,000			$	—			$	3,589,000
Construction	—				49,000				165,000				—				214,000
Other	1,890,000				388,000				1,313,000				—				3,591,000
Municipal	—				—				23,000				—				23,000
Residential
Term	238,000				313,000				541,000				—				1,092,000
Construction	—				13,000				23,000				—				36,000
Home equity line of credit	7,000				280,000				432,000				—				719,000
Consumer	2,000				397,000				341,000				—				740,000
Unallocated	—				—				—				1,678,000				1,678,000
	$	2,402,000			$	2,198,000			$	5,404,000			$	1,678,000			$	11,682,000

As of December 31, 2017	Specific Reserves on Loans Evaluated Individually for Impairment				General Reserves on Loans Based on Historical Loss Experience				Reserves for Qualitative Factors				Unallocated Reserves				Total Reserves
Commercial
Real estate	$	224,000			$	1,285,000			$	2,363,000			$	—			$	3,872,000
Construction	—				153,000				281,000				—				434,000
Other	1,309,000				723,000				1,326,000				—				3,358,000
Municipal	—				—				20,000				—				20,000
Residential
Term	255,000				311,000				564,000				—				1,130,000
Construction	—				13,000				23,000				—				36,000
Home equity line of credit	24,000				297,000				371,000				—				692,000
Consumer	—				251,000				294,000				—				545,000
Unallocated	—				—				—				642,000				642,000
	$	1,812,000			$	3,033,000			$	5,242,000			$	642,000			$	10,729,000

As of September 30, 2017	Specific Reserves on Loans Evaluated Individually for Impairment				General Reserves on Loans Based on Historical Loss Experience				Reserves for Qualitative Factors				Unallocated Reserves				Total Reserves
Commercial
Real estate	$	347,000			$	1,315,000			$	2,342,000			$	—			$	4,004,000
Construction	108,000				142,000				253,000				—				503,000
Other	1,130,000				752,000				1,341,000				—				3,223,000
Municipal	—				—				20,000				—				20,000
Residential
Term	307,000				300,000				550,000				—				1,157,000
Construction	—				11,000				20,000				—				31,000
Home equity line of credit	24,000				297,000				366,000				—				687,000
Consumer	—				247,000				288,000				—				535,000
Unallocated	—				—				—				852,000				852,000
	$	1,916,000			$	3,064,000			$	5,180,000			$	852,000			$	11,012,000

Summary of Risk Ratings for Loans

The following table summarizes the risk ratings for the Company's commercial real estate, commercial construction, commercial other, and municipal loans as of September 30, 2018:

	Commercial Real Estate				Commercial Construction				Commercial Other				Municipal Loans				All Risk- Rated Loans
1 Strong	$	—			$	—			$	2,558,000			$	—			$	2,558,000
2 Above Average	10,710,000				38,000				4,845,000				55,553,000				71,146,000
3 Satisfactory	78,794,000				1,810,000				44,888,000				552,000				126,044,000
4 Average	196,883,000				16,331,000				80,171,000				599,000				293,984,000
5 Watch	62,036,000				5,424,000				39,176,000				—				106,636,000
6 OAEM	1,387,000				—				1,368,000				—				2,755,000
7 Substandard	16,457,000				286,000				15,122,000				—				31,865,000
8 Doubtful	123,000				—				—				—				123,000
Total	$	366,390,000			$	23,889,000			$	188,128,000			$	56,704,000			$	635,111,000

The following table summarizes the risk ratings for the Company's commercial real estate, commercial construction, commercial other, and municipal loans as of December 31, 2017:

	Commercial Real Estate				Commercial Construction				Commercial Other				Municipal Loans				All Risk- Rated Loans
1 Strong	$	—			$	—			$	1,586,000			$	—			$	1,586,000
2 Above Average	12,534,000				40,000				5,776,000				32,673,000				51,023,000
3 Satisfactory	73,899,000				2,856,000				38,151,000				718,000				115,624,000
4 Average	173,956,000				22,446,000				84,360,000				—				280,762,000
5 Watch	41,652,000				12,714,000				33,934,000				—				88,300,000
6 OAEM	3,442,000				—				2,765,000				—				6,207,000
7 Substandard	18,203,000				—				14,956,000				—				33,159,000
8 Doubtful	123,000				—				—				—				123,000
Total	$	323,809,000			$	38,056,000			$	181,528,000			$	33,391,000			$	576,784,000

The following table summarizes the risk ratings for the Company's commercial real estate, commercial construction, commercial other, and municipal loans as of September 30, 2017:

	Commercial Real Estate				Commercial Construction				Commercial Other				Municipal Loans				All Risk- Rated Loans
1 Strong	$	—			$	—			$	868,000			$	—			$	868,000
2 Above Average	13,051,000				43,000				7,501,000				32,560,000				53,155,000
3 Satisfactory	76,533,000				3,763,000				49,886,000				751,000				130,933,000
4 Average	146,424,000				18,685,000				79,410,000				—				244,519,000
5 Watch	44,773,000				10,402,000				18,190,000				—				73,365,000
6 OAEM	2,738,000				—				4,625,000				—				7,363,000
7 Substandard	17,585,000				—				12,506,000				—				30,091,000
8 Doubtful	123,000				—				—				—				123,000
Total	$	301,227,000			$	32,893,000			$	172,986,000			$	33,311,000			$	540,417,000

Allowance for Loan Losses Transactions

The following table presents allowance for loan losses activity by class for the nine months and quarter ended September 30, 2018, and allowance for loan loss balances by class and related loan balances by class as of September 30, 2018:

	Commercial									Municipal			Residential						Home Equity Line of Credit			Consumer			Unallocated			Total
	Real Estate			Construction			Other						Term			Construction
For the nine months ended September 30, 2018
Beginning balance	$	3,872,000		$	434,000		$	3,358,000		$	20,000		$	1,130,000		$	36,000		$	692,000		$	545,000		$	642,000		$	10,729,000
Charge offs	—			—			68,000			—			212,000			—			121,000			195,000			—			596,000
Recoveries	52,000			—			33,000			—			45,000			—			13,000			73,000			—			216,000
Provision (credit)	(335,000		)	(220,000		)	268,000			3,000			129,000			—			135,000			317,000			1,036,000			1,333,000
Ending balance	$	3,589,000		$	214,000		$	3,591,000		$	23,000		$	1,092,000		$	36,000		$	719,000		$	740,000		$	1,678,000		$	11,682,000
For the three months ended September 30, 2018
Beginning balance	$	3,732,000		$	399,000		$	3,475,000		$	21,000		$	1,138,000		$	29,000		$	678,000		$	575,000		$	1,425,000		$	11,472,000
Charge offs	—			—			51,000			—			116,000			—			6,000			50,000			—			223,000
Recoveries	52,000			—			23,000			—			3,000			—			—			22,000			—			100,000
Provision (credit)	(195,000		)	(185,000		)	144,000			2,000			67,000			7,000			47,000			193,000			253,000			333,000
Ending balance	$	3,589,000		$	214,000		$	3,591,000		$	23,000		$	1,092,000		$	36,000		$	719,000		$	740,000		$	1,678,000		$	11,682,000
Allowance for loan losses as of September 30, 2018
Ending balance specifically evaluated for impairment	$	265,000		$	—		$	1,890,000		$	—		$	238,000		$	—		$	7,000		$	2,000		$	—		$	2,402,000
Ending balance collectively evaluated for impairment	$	3,324,000		$	214,000		$	1,701,000		$	23,000		$	854,000		$	36,000		$	712,000		$	738,000		$	1,678,000		$	9,280,000
Related loan balances as of September 30, 2018
Ending balance	$	366,390,000		$	23,889,000		$	188,128,000		$	56,704,000		$	459,449,000		$	18,166,000		$	105,213,000		$	25,619,000		$	—		$	1,243,558,000
Ending balance specifically evaluated for impairment	$	9,410,000		$	741,000		$	9,849,000		$	—		$	10,928,000		$	—		$	1,168,000		$	2,000		$	—		$	32,098,000
Ending balance collectively evaluated for impairment	$	356,980,000		$	23,148,000		$	178,279,000		$	56,704,000		$	448,521,000		$	18,166,000		$	104,045,000		$	25,617,000		$	—		$	1,211,460,000

The following table presents allowance for loan losses activity by class for the year ended December 31, 2017 and allowance for loan loss balances by class and related loan balances by class as of December 31, 2017:

	Commercial									Municipal			Residential						Home Equity Line of Credit			Consumer			Unallocated			Total
	Real Estate			Construction			Other						Term			Construction
Beginning balance	$	3,988,000		$	396,000		$	1,780,000		$	18,000		$	1,288,000		$	44,000		$	807,000		$	559,000		$	1,258,000		$	10,138,000
Charge offs	587,000			—			212,000			—			456,000			—			28,000			335,000			—			1,618,000
Recoveries	—			—			49,000			—			40,000			—			11,000			109,000			—			209,000
Provision (credit)	471,000			38,000			1,741,000			2,000			258,000			(8,000		)	(98,000		)	212,000			(616,000		)	2,000,000
Ending balance	$	3,872,000		$	434,000		$	3,358,000		$	20,000		$	1,130,000		$	36,000		$	692,000		$	545,000		$	642,000		$	10,729,000
Ending balance specifically evaluated for impairment	$	224,000		$	—		$	1,309,000		$	—		$	255,000		$	—		$	24,000		$	—		$	—		$	1,812,000
Ending balance collectively evaluated for impairment	$	3,648,000		$	434,000		$	2,049,000		$	20,000		$	875,000		$	36,000		$	668,000		$	545,000		$	642,000		$	8,917,000
Ending balance	$	323,809,000		$	38,056,000		$	181,528,000		$	33,391,000		$	432,661,000		$	17,868,000		$	111,302,000		$	25,524,000		$	—		$	1,164,139,000
Ending balance specifically evaluated for impairment	$	7,790,000		$	741,000		$	9,918,000		$	—		$	11,748,000		$	—		$	1,179,000		$	16,000		$	—		$	31,392,000
Ending balance collectively evaluated for impairment	$	316,019,000		$	37,315,000		$	171,610,000		$	33,391,000		$	420,913,000		$	17,868,000		$	110,123,000		$	25,508,000		$	—		$	1,132,747,000

The following table presents allowance for loan losses activity by class for the nine months and quarter ended September 30, 2017, and allowance for loan loss balances by class and related loan balances by class as of September 30, 2017:

	Commercial									Municipal			Residential						Home Equity Line of Credit			Consumer			Unallocated			Total
	Real Estate			Construction			Other						Term			Construction
For the nine months ended September 30, 2017
Beginning balance	$	3,988,000		$	396,000		$	1,780,000		$	18,000		$	1,288,000		$	44,000		$	807,000		$	559,000		$	1,258,000		$	10,138,000
Charge offs	305,000			—			58,000			—			351,000			—			28,000			276,000			—			1,018,000
Recoveries	—			—			25,000			—			29,000			—			4,000			84,000			—			142,000
Provision (credit)	321,000			107,000			1,476,000			2,000			191,000			(13,000		)	(96,000		)	168,000			(406,000		)	1,750,000
Ending balance	$	4,004,000		$	503,000		$	3,223,000		$	20,000		$	1,157,000		$	31,000		$	687,000		$	535,000		$	852,000		$	11,012,000
For the three months ended September 30, 2017
Beginning balance	$	3,996,000		$	517,000		$	2,171,000		$	19,000		$	999,000		$	26,000		$	684,000		$	529,000		$	1,670,000		$	10,611,000
Charge offs	—			—			—			—			281,000			—			—			120,000			—			401,000
Recoveries	—			—			7,000			—			10,000			—			1,000			34,000			—			52,000
Provision (credit)	8,000			(14,000		)	1,045,000			1,000			429,000			5,000			2,000			92,000			(818,000		)	750,000
Ending balance	$	4,004,000		$	503,000		$	3,223,000		$	20,000		$	1,157,000		$	31,000		$	687,000		$	535,000		$	852,000		$	11,012,000
Allowance for loan losses as of September 30, 2017
Ending balance specifically evaluated for impairment	$	347,000		$	108,000		$	1,130,000		$	—		$	307,000		$	—		$	24,000		$	—		$	—		$	1,916,000
Ending balance collectively evaluated for impairment	$	3,657,000		$	395,000		$	2,093,000		$	20,000		$	850,000		$	31,000		$	663,000		$	535,000		$	852,000		$	9,096,000
Related loan balances as of September 30, 2017
Ending balance	$	301,227,000		$	32,893,000		$	172,986,000		$	33,311,000		$	429,572,000		$	15,495,000		$	110,178,000		$	25,424,000		$	—		$	1,121,086,000
Ending balance specifically evaluated for impairment	$	9,836,000		$	763,000		$	10,250,000		$	—		$	12,641,000		$	—		$	1,519,000		$	51,000		$	—		$	35,060,000
Ending balance collectively evaluated for impairment	$	291,391,000		$	32,130,000		$	162,736,000		$	33,311,000		$	416,931,000		$	15,495,000		$	108,659,000		$	25,373,000		$	—		$	1,086,026,000

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- Definition

Tabular disclosure for the roll forward of change in allowance for loan losses from period to period and related loan balances.

+ References

No definition available.

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- Definition

Tabular disclosure of financing receivables (examples of financing receivables include loans, trade accounts receivable and notes receivable) and activity in the allowance for credit losses account.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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- Definition

Tabular disclosure of financing receivables by credit quality indicator. The credit quality indicator is a statistic about the credit quality of financing receivables. Examples include, but not limited to, consumer credit risk scores, credit-rating-agency ratings, an entity's internal credit risk grades, loan-to-value ratios, collateral, collection experience and other internal metrics.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 29
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953659-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 55
-Paragraph 19
-URI http://asc.fasb.org/extlink&oid=82894031&loc=SL6953803-111525

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