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Allowance for Loan Losses (Tables)

9 Months Ended

Sep. 30, 2017

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, 2017, December 31, 2016, and September 30, 2016, by class of financing receivable and allowance element, is presented in the following tables:

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

As of December 31, 2016	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	$	505,000			$	1,471,000			$	2,012,000			$	—			$	3,988,000
Construction	100,000				125,000				171,000				—				396,000
Other	39,000				735,000				1,006,000				—				1,780,000
Municipal	—				—				18,000				—				18,000
Residential
Term	304,000				563,000				421,000				—				1,288,000
Construction	—				25,000				19,000				—				44,000
Home equity line of credit	26,000				444,000				337,000				—				807,000
Consumer	—				328,000				231,000				—				559,000
Unallocated	—				—				—				1,258,000				1,258,000
	$	974,000			$	3,691,000			$	4,215,000			$	1,258,000			$	10,138,000

As of September 30, 2016	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	$	381,000			$	1,303,000			$	2,355,000			$	—			$	4,039,000
Construction	99,000				81,000				147,000				—				327,000
Other	68,000				577,000				1,043,000				—				1,688,000
Municipal	—				—				18,000				—				18,000
Residential
Term	318,000				571,000				470,000				—				1,359,000
Construction	—				20,000				17,000				—				37,000
Home equity line of credit	32,000				457,000				385,000				—				874,000
Consumer	51,000				318,000				249,000				—				618,000
Unallocated	—				—				—				1,338,000				1,338,000
	$	949,000			$	3,327,000			$	4,684,000			$	1,338,000			$	10,298,000

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, 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

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, 2016:

	Commercial Real Estate				Commercial Construction				Commercial Other				Municipal Loans				All Risk- Rated Loans
1 Strong	$	2,000			$	—			$	850,000			$	—			$	852,000
2 Above Average	13,981,000				49,000				8,934,000				25,527,000				48,491,000
3 Satisfactory	81,286,000				1,345,000				48,212,000				1,529,000				132,372,000
4 Average	139,421,000				16,506,000				65,146,000				—				221,073,000
5 Watch	43,181,000				7,349,000				16,864,000				—				67,394,000
6 OAEM	4,569,000				—				1,587,000				—				6,156,000
7 Substandard	20,066,000				157,000				9,176,000				—				29,399,000
8 Doubtful	—				—				—				—				—
Total	$	302,506,000			$	25,406,000			$	150,769,000			$	27,056,000			$	505,737,000

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, 2016:

	Commercial Real Estate				Commercial Construction				Commercial Other				Municipal Loans				All Risk- Rated Loans
1 Strong	$	2,000			$	—			$	721,000			$	—			$	723,000
2 Above Average	24,225,000				53,000				9,546,000				24,592,000				58,416,000
3 Satisfactory	72,082,000				824,000				24,032,000				1,561,000				98,499,000
4 Average	133,835,000				12,764,000				67,811,000				—				214,410,000
5 Watch	41,120,000				5,187,000				24,189,000				—				70,496,000
6 OAEM	9,360,000				—				1,957,000				—				11,317,000
7 Substandard	17,184,000				—				2,942,000				—				20,126,000
8 Doubtful	—				—				—				—				—
Total	$	297,808,000			$	18,828,000			$	131,198,000			$	26,153,000			$	473,987,000

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, 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

The following table presents allowance for loan losses activity by class for the yearended December 31, 2016 and allowance for loan loss balances by class and related loan balances by class as of December 31, 2016:

										Municipal			Residential						Home Equity Line of Credit			Consumer			Unallocated			Total
	Real Estate			Construction			Other						Term			Construction
Beginning balance	$	3,120,000		$	580,000		$	1,452,000		$	17,000		$	1,391,000		$	24,000		$	893,000		$	566,000		$	1,873,000		$	9,916,000
Charge offs	294,000			75,000			376,000			—			379,000			—			147,000			450,000			—			1,721,000
Recoveries	—			8,000			129,000			—			93,000			—			5,000			108,000			—			343,000
Provision (credit)	1,162,000			(117,000		)	575,000			1,000			183,000			20,000			56,000			335,000			(615,000		)	1,600,000
Ending 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
Ending balance specifically evaluated for impairment	$	505,000		$	100,000		$	39,000		$	—		$	304,000		$	—		$	26,000		$	—		$	—		$	974,000
Ending balance collectively evaluated for impairment	$	3,483,000		$	296,000		$	1,741,000		$	18,000		$	984,000		$	44,000		$	781,000		$	559,000		$	1,258,000		$	9,164,000
Ending balance	$	302,506,000		$	25,406,000		$	150,769,000		$	27,056,000		$	411,469,000		$	18,303,000		$	110,907,000		$	25,110,000		$	—		$	1,071,526,000
Ending balance specifically evaluated for impairment	$	10,021,000		$	763,000		$	1,743,000		$	—		$	13,669,000		$	—		$	1,387,000		$	—		$	—		$	27,583,000
Ending balance collectively evaluated for impairment	$	292,485,000		$	24,643,000		$	149,026,000		$	27,056,000		$	397,800,000		$	18,303,000		$	109,520,000		$	25,110,000		$	—		$	1,043,943,000

The following table presents allowance for loan losses activity by class for the nine months and quarter ended September 30, 2016, and allowance for loan loss balances by class and related loan balances by class as of September 30, 2016:

	Commercial									Municipal			Residential						Home Equity Line of Credit			Consumer			Unallocated			Total
	Real Estate			Construction			Other						Term			Construction
For the nine months ended September 30, 2016
Beginning balance	$	3,120,000		$	580,000		$	1,452,000		$	17,000		$	1,391,000		$	24,000		$	893,000		$	566,000		$	1,873,000		$	9,916,000
Charge offs	33,000			75,000			167,000			—			338,000			—			147,000			246,000			—			1,006,000
Recoveries	—			4,000			80,000			—			88,000			—			3,000			88,000			—			263,000
Provision (credit)	952,000			(182,000		)	323,000			1,000			218,000			13,000			125,000			210,000			(535,000		)	1,125,000
Ending balance	$	4,039,000		$	327,000		$	1,688,000		$	18,000		$	1,359,000		$	37,000		$	874,000		$	618,000		$	1,338,000		$	10,298,000
For the three months ended September 30, 2016
Beginning balance	$	3,955,000		$	318,000		$	1,778,000		$	17,000		$	1,365,000		$	34,000		$	880,000		$	635,000		$	1,216,000		$	10,198,000
Charge offs	—			17,000			137,000			—			72,000			—			25,000			89,000			—			340,000
Recoveries	—			4,000			24,000			—			14,000			—			1,000			22,000			—			65,000
Provision	84,000			22,000			23,000			1,000			52,000			3,000			18,000			50,000			122,000			375,000
Ending balance	$	4,039,000		$	327,000		$	1,688,000		$	18,000		$	1,359,000		$	37,000		$	874,000		$	618,000		$	1,338,000		$	10,298,000
Allowance for loan losses as of September 30, 2016
Ending balance specifically evaluated for impairment	$	381,000		$	99,000		$	68,000		$	—		$	318,000		$	—		$	32,000		$	51,000		$	—		$	949,000
Ending balance collectively evaluated for impairment	$	3,658,000		$	228,000		$	1,620,000		$	18,000		$	1,041,000		$	37,000		$	842,000		$	567,000		$	1,338,000		$	9,349,000
Related loan balances as of September 30, 2016
Ending balance	$	297,808,000		$	18,828,000		$	131,198,000		$	26,153,000		$	403,159,000		$	14,269,000		$	111,994,000		$	25,583,000		$	—		$	1,028,992,000
Ending balance specifically evaluated for impairment	$	10,442,000		$	788,000		$	1,254,000		$	—		$	14,131,000		$	—		$	1,400,000		$	170,000		$	—		$	28,185,000
Ending balance collectively evaluated for impairment	$	287,366,000		$	18,040,000		$	129,944,000		$	26,153,000		$	389,028,000		$	14,269,000		$	110,594,000		$	25,413,000		$	—		$	1,000,807,000

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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://www.xbrl.org/2003/role/presentationRef
-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://www.xbrl.org/2003/role/presentationRef
-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

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-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

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