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Allowance for Loan Losses (Tables)
9 Months Ended
Sep. 30, 2016
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, 2016, December 31, 2015, and September 30, 2015, by class of financing receivable and allowance element, is presented in the following tables:
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

As of December 31, 2015
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
$
89,000

 
$
893,000

 
$
2,138,000

 
$

 
$
3,120,000

   Construction
302,000

 
82,000

 
196,000

 

 
580,000

   Other
8,000

 
425,000

 
1,019,000

 

 
1,452,000

Municipal

 

 
17,000

 

 
17,000

Residential
 
 
 
 
 
 
 
 
 
   Term
326,000

 
613,000

 
452,000

 

 
1,391,000

   Construction

 
14,000

 
10,000

 

 
24,000

Home equity line of credit
29,000

 
500,000

 
364,000

 

 
893,000

Consumer

 
331,000

 
235,000

 

 
566,000

Unallocated

 

 

 
1,873,000

 
1,873,000

 
$
754,000

 
$
2,858,000

 
$
4,431,000

 
$
1,873,000

 
$
9,916,000


As of September 30, 2015
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
$
71,000

 
$
1,094,000

 
$
1,986,000

 
$

 
$
3,151,000

   Construction
282,000

 
98,000

 
178,000

 

 
558,000

   Other
8,000

 
486,000

 
882,000

 

 
1,376,000

Municipal

 

 
16,000

 

 
16,000

Residential
 
 
 
 
 
 
 
 
 
   Term
435,000

 
300,000

 
430,000

 

 
1,165,000

   Construction

 
9,000

 
13,000

 

 
22,000

Home equity line of credit
30,000

 
530,000

 
341,000

 

 
901,000

Consumer

 
346,000

 
216,000

 

 
562,000

Unallocated

 

 

 
1,926,000

 
1,926,000

 
$
826,000

 
$
2,863,000

 
$
4,062,000

 
$
1,926,000

 
$
9,677,000

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, 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

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, 2015:
 
Commercial
Real Estate
 
Commercial
Construction
 
Commercial
Other
 
Municipal
Loans
 
All Risk-
Rated Loans
1 Strong
$
6,000

 
$

 
$
1,256,000

 
$

 
$
1,262,000

2 Above Average
29,176,000

 
56,000

 
7,506,000

 
18,321,000

 
55,059,000

3 Satisfactory
52,821,000

 
2,057,000

 
28,787,000

 
1,430,000

 
85,095,000

4 Average
122,071,000

 
18,070,000

 
67,301,000

 

 
207,442,000

5 Watch
36,075,000

 
4,490,000

 
18,135,000

 

 
58,700,000

6 OAEM
9,742,000

 

 
2,410,000

 

 
12,152,000

7 Substandard
19,571,000

 
208,000

 
2,946,000

 

 
22,725,000

8 Doubtful

 

 

 

 

Total
$
269,462,000

 
$
24,881,000

 
$
128,341,000

 
$
19,751,000

 
$
442,435,000

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, 2015:
 
Commercial
Real Estate
 
Commercial
Construction
 
Commercial
Other
 
Municipal
Loans
 
All Risk-
Rated Loans
1 Strong
$
8,000

 
$

 
$
788,000

 
$

 
$
796,000

2 Above Average
26,881,000

 
58,000

 
8,753,000

 
19,892,000

 
55,584,000

3 Satisfactory
50,944,000

 
2,389,000

 
29,253,000

 
1,485,000

 
84,071,000

4 Average
127,903,000

 
16,711,000

 
55,625,000

 

 
200,239,000

5 Watch
36,213,000

 
3,749,000

 
19,457,000

 

 
59,419,000

6 OAEM
8,477,000

 

 
1,836,000

 

 
10,313,000

7 Substandard
18,315,000

 
717,000

 
3,385,000

 

 
22,417,000

8 Doubtful

 

 

 

 

Total
$
268,741,000

 
$
23,624,000

 
$
119,097,000

 
$
21,377,000

 
$
432,839,000

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, 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


The following table presents allowance for loan losses activity by class for the year-ended December 31, 2015 and allowance for loan loss balances by class and related loan balances by class as of December 31, 2015:
 
Commercial
Municipal
Residential
 
Home Equity Line of Credit
Consumer
Unallocated
Total
 
Real Estate
 
Construction
 
Other
 
Term
 
Construction
 
 
 
 
 
For the year ended December 31, 2015
Beginning balance
$
3,532,000

 
$
823,000

 
$
1,505,000

$
15,000

$
1,185,000

 
$
20,000

 
$
1,060,000

$
542,000

$
1,662,000

$
10,344,000

Charge offs
280,000

 
9,000

 
732,000


420,000

 

 
582,000

350,000


2,373,000

Recoveries
2,000

 
1,000

 
88,000


152,000

 

 
31,000

121,000


395,000

Provision (credit)
(134,000
)
 
(235,000
)
 
591,000

2,000

474,000

 
4,000

 
384,000

253,000

211,000

1,550,000

Ending 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

Allowance for loan losses as of December 31, 2015
Ending balance specifically evaluated for impairment
$
89,000

 
$
302,000

 
$
8,000

$

$
326,000

 
$

 
$
29,000

$

$

$
754,000

Ending balance collectively evaluated for impairment
$
3,031,000

 
$
278,000

 
$
1,444,000

$
17,000

$
1,065,000

 
$
24,000

 
$
864,000

$
566,000

$
1,873,000

$
9,162,000

Related loan balances as of December 31, 2015
Ending balance
$
269,462,000

 
$
24,881,000

 
$
128,341,000

$
19,751,000

$
403,030,000

 
$
8,451,000

 
$
110,202,000

$
24,520,000

$

$
988,638,000

Ending balance specifically evaluated for impairment
$
10,717,000

 
$
1,026,000

 
$
1,234,000

$

$
15,088,000

 
$

 
$
1,466,000

$

$

$
29,531,000

Ending balance collectively evaluated for impairment
$
258,745,000

 
$
23,855,000

 
$
127,107,000

$
19,751,000

$
387,942,000

 
$
8,451,000

 
$
108,736,000

$
24,520,000

$

$
959,107,000


The following table presents allowance for loan losses activity by class for the nine months and quarter ended September 30, 2015, and allowance for loan loss balances by class and related loan balances by class as of September 30, 2015:
 
Commercial
Municipal
Residential
 Home Equity Line of Credit
Consumer
Unallocated
Total
 
Real Estate
Construction
Other
 
Term
Construction
 
 
 
 
For the nine months ended September 30, 2015
Beginning balance
$
3,532,000

$
823,000

$
1,505,000

$
15,000

$
1,185,000

$
20,000

$
1,060,000

$
542,000

$
1,662,000

$
10,344,000

Charge offs
254,000

9,000

732,000


187,000


532,000

282,000


1,996,000

Recoveries
1,000


66,000


37,000


31,000

94,000


229,000

Provision (credit)
(128,000
)
(256,000
)
537,000

1,000

130,000

2,000

342,000

208,000

264,000

1,100,000

Ending balance
$
3,151,000

$
558,000

$
1,376,000

$
16,000

$
1,165,000

$
22,000

$
901,000

$
562,000

$
1,926,000

$
9,677,000

For the three months ended September 30, 2015
Beginning balance
$
2,943,000

$
705,000

$
1,671,000

$
16,000

$
1,184,000

$
27,000

$
918,000

$
580,000

$
1,864,000

$
9,908,000

Charge offs
132,000


246,000


38,000


24,000

77,000


517,000

Recoveries
1,000


51,000


4,000


1,000

29,000


86,000

Provision (credit)
339,000

(147,000
)
(100,000
)

15,000

(5,000
)
6,000

30,000

62,000

200,000

Ending balance
$
3,151,000

$
558,000

$
1,376,000

$
16,000

$
1,165,000

$
22,000

$
901,000

$
562,000

$
1,926,000

$
9,677,000

Allowance for loan losses as of September 30, 2015
Ending balance specifically evaluated for impairment
$
71,000

$
282,000

$
8,000

$

$
435,000

$

$
30,000

$

$

$
826,000

Ending balance collectively evaluated for impairment
$
3,080,000

$
276,000

$
1,368,000

$
16,000

$
730,000

$
22,000

$
871,000

$
562,000

$
1,926,000

$
8,851,000

Related loan balances as of September 30, 2015
Ending balance
$
268,741,000

$
23,624,000

$
119,097,000

$
21,377,000

$
385,145,000

$
12,029,000

$
109,390,000

$
23,748,000

$

$
963,151,000

Ending balance specifically evaluated for impairment
$
11,228,000

$
996,000

$
1,736,000

$

$
15,276,000

$

$
1,550,000

$

$

$
30,786,000

Ending balance collectively evaluated for impairment
$
257,513,000

$
22,628,000

$
117,361,000

$
21,377,000

$
369,869,000

$
12,029,000

$
107,840,000

$
23,748,000

$

$
932,365,000