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Note 4 - Loans Receivable and Related Allowance for Loan Losses (Tables)
 6 Months Ended
Jun. 30, 2020
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
(Dollar amounts in thousands)
  
June 30, 2020
  
December 31, 2019
Mortgage loans on real estate:
      
 
      
 
Residential first mortgages
   $
306,986
 
   $
293,170
 
Home equity loans and lines of credit
    
93,652
 
    
97,541
 
Commercial real estate
    
264,909
 
    
229,951
 
Total real estate loans
    
665,547
 
    
620,662
 
Other loans:
      
 
      
 
Commercial business
    
117,399
 
    
66,603
 
Consumer
    
28,945
 
    
14,639
 
Total other loans
    
146,344
 
    
81,242
 
Total loans, gross
    
811,891
 
    
701,904
 
Less allowance for loan losses
    
8,159
 
    
6,556
 
Total loans, net
   $
803,732
 
   $
695,348
 
Financing Receivable, Allowance for Credit Loss [Table Text Block]
(Dollar amounts in thousands)
  
Residential Mortgages
  
Home Equity & Lines of Credit
  
Commercial Real Estate
  
Commercial Business
  
Consumer
  
Total
Three months ended June 30, 2020:
      
 
      
 
      
 
      
 
      
 
      
 
Allowance for loan losses:
                                                
Beginning Balance
   $
2,329
 
   $
641
 
   $
3,434
 
   $
681
 
   $
135
 
   $
7,220
 
Charge-offs
    
—
 
    
—
 
    
—
 
    
(147
)
    
(39
)
    
(186
)
Recoveries
    
—
 
    
11
 
    
2
 
    
1
 
    
11
 
    
25
 
Provision
    
253
 
    
2
 
    
465
 
    
268
 
    
112
 
    
1,100
 
Ending Balance
   $
2,582
 
   $
654
 
   $
3,901
 
   $
803
 
   $
219
 
   $
8,159
 
                                                 
Six months ended June 30, 2020:
      
 
      
 
      
 
      
 
      
 
      
 
Allowance for loan losses:                                                
Beginning Balance   $
2,309
 
   $
626
 
   $
2,898
 
   $
636
 
   $
87
 
   $
6,556
 
Charge-offs    
(11
)
    
(39
)
    
(73
)
    
(147
)
    
(54
)
    
(324
)
Recoveries    
—
 
    
11
 
    
5
 
    
1
 
    
18
 
    
35
 
Provision    
284
 
    
56
 
    
1,071
 
    
313
 
    
168
 
    
1,892
 
Ending Balance   $
2,582
 
   $
654
 
   $
3,901
 
   $
803
 
   $
219
 
   $
8,159
 
                                                 
At June 30, 2020:
      
 
      
 
      
 
      
 
      
 
      
 
Ending ALL balance attributable to loans:
                                                
Individually evaluated for impairment
   $
1
 
   $
—
 
   $
—
 
   $
11
 
   $
—
 
   $
12
 
Acquired loans collectively evaluated for impairment
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Originated loans collectively evaluated for impairment
    
2,581
 
    
654
 
    
3,901
 
    
792
 
    
219
 
    
8,147
 
Total
   $
2,582
 
   $
654
 
   $
3,901
 
   $
803
 
   $
219
 
   $
8,159
 
Total loans:
                                                
Individually evaluated for impairment
   $
344
 
   $
4
 
   $
1,734
 
   $
213
 
   $
—
 
   $
2,295
 
Acquired loans collectively evaluated for impairment
    
53,050
 
    
9,239
 
    
36,630
 
    
6,099
 
    
1,325
 
    
106,343
 
Originated loans collectively evaluated for impairment
    
253,592
 
    
84,409
 
    
226,545
 
    
111,087
 
    
27,620
 
    
703,253
 
Total
   $
306,986
 
   $
93,652
 
   $
264,909
 
   $
117,399
 
   $
28,945
 
   $
811,891
 
                                                 
At December 31, 2019:
      
 
      
 
      
 
      
 
      
 
      
 
Ending ALL balance attributable to loans:
                                                
Individually evaluated for impairment
   $
5
 
   $
—
 
   $
—
 
   $
—
 
   $
—
 
   $
5
 
Acquired loans collectively evaluated for impairment
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Originated loans collectively evaluated for impairment
    
2,304
 
    
626
 
    
2,898
 
    
636
 
    
87
 
    
6,551
 
Total
   $
2,309
 
   $
626
 
   $
2,898
 
   $
636
 
   $
87
 
   $
6,556
 
Total loans:      
 
      
 
      
 
      
 
      
 
      
 
Individually evaluated for impairment
   $
358
 
   $
4
 
   $
81
 
   $
40
 
   $
—
 
   $
483
 
Acquired loans collectively evaluated for impairment
    
60,523
 
    
10,901
 
    
41,993
 
    
7,930
 
    
1,982
 
    
123,329
 
Originated loans collectively evaluated for impairment
    
232,289
 
    
86,636
 
    
187,877
 
    
58,633
 
    
12,657
 
    
578,092
 
Total
   $
293,170
 
   $
97,541
 
   $
229,951
 
   $
66,603
 
   $
14,639
 
   $
701,904
 
                                                 
Three months ended June 30, 2019:
      
 
      
 
      
 
      
 
      
 
      
 
Allowance for loan losses:
                                                
Beginning Balance
   $
2,256
 
   $
650
 
   $
3,043
 
   $
635
 
   $
55
 
   $
6,639
 
Charge-offs
    
(194
)
    
(30
)
    
(23
)
    
(63
)
    
(36
)
    
(346
)
Recoveries
    
—
 
    
—
 
    
13
 
    
—
 
    
4
 
    
17
 
Provision
    
163
 
    
22
 
    
10
 
    
43
 
    
32
 
    
270
 
Ending Balance
   $
2,225
 
   $
642
 
   $
3,043
 
   $
615
 
   $
55
 
   $
6,580
 
                                                 
Six months ended June 30, 2019:
                                                
Allowance for loan losses:                                                
Beginning Balance   $
2,198
 
   $
648
 
   $
3,106
 
   $
500
 
   $
56
 
   $
6,508
 
Charge-offs    
(204
)
    
(34
)
    
(28
)
    
(134
)
    
(75
)
    
(475
)
Recoveries    
40
 
    
1
 
    
28
 
    
—
 
    
28
 
    
97
 
Provision    
191
 
    
27
 
    
(63
)
    
249
 
    
46
 
    
450
 
Ending Balance   $
2,225
 
   $
642
 
   $
3,043
 
   $
615
 
   $
55
 
   $
6,580
 
Impaired Financing Receivables [Table Text Block]
(Dollar amounts in thousands)
                                                
   
Impaired Loans with Specific Allowance
   
As of June 30, 2020
  
For the three months ended June 30, 2020
   
Unpaid Principal Balance
  
Recorded Investment
  
Related Allowance
  
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
71
 
   $
71
 
   $
1
 
   $
71
 
   $
1
 
   $
1
 
Home equity and lines of credit
    
4
 
    
4
 
    
—
 
    
4
 
    
—
 
    
—
 
Commercial real estate
    
—
 
    
—
 
    
—
 
    
75
 
    
—
 
    
—
 
Commercial business
    
72
 
    
72
 
    
11
 
    
58
 
    
—
 
    
—
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
147
 
   $
147
 
   $
12
 
   $
208
 
   $
1
 
   $
1
 
   
For the six months ended June 30, 2020
   
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
71
 
   $
2
 
   $
2
 
Home equity and lines of credit
    
4
 
    
—
 
    
—
 
Commercial real estate
    
50
 
    
—
 
    
—
 
Commercial business
    
39
 
    
1
 
    
1
 
Consumer
    
—
 
    
—
 
    
—
 
Total
   $
164
 
   $
3
 
   $
3
 
   
Impaired Loans with No Specific Allowance
   
As of June 30, 2020
  
For the three months ended June 30, 2020
   
Unpaid Principal Balance
  
Recorded Investment
  
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
384
 
   $
273
 
   $
276
 
   $
—
 
   $
—
 
Home equity and lines of credit
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial real estate
    
1,734
 
    
1,734
 
    
1,400
 
    
40
 
    
24
 
Commercial business
    
141
 
    
141
 
    
92
 
    
4
 
    
2
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
2,259
 
   $
2,148
 
   $
1,768
 
   $
44
 
   $
26
 
   
For the six months ended June 30, 2020
   
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
279
 
   $
1
 
   $
1
 
Home equity and lines of credit
    
—
 
    
—
 
    
—
 
Commercial real estate
    
960
 
    
54
 
    
37
 
Commercial business
    
75
 
    
4
 
    
2
 
Consumer
    
—
 
    
—
 
    
—
 
Total
   $
1,314
 
   $
59
 
   $
40
 
(Dollar amounts in thousands)
      
 
      
 
      
 
      
 
      
 
      
 
   
Impaired Loans with Specific Allowance
   
As of December 31, 2019
  
For the year ended December 31, 2019
   
Unpaid Principal Balance
  
Recorded Investment
  
Related Allowance
  
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
72
 
   $
72
 
   $
5
 
   $
72
 
   $
3
 
   $
3
 
Home equity and lines of credit    
4
 
    
4
 
    
—
 
    
5
 
    
—
 
    
—
 
Commercial real estate    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial business    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Consumer    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total   $
76
 
   $
76
 
   $
5
 
   $
77
 
   $
3
 
   $
3
 
   
Impaired Loans with No Specific Allowance
   
As of December 31, 2019
  
For the year ended December 31, 2019
   
Unpaid Principal Balance
  
Recorded Investment
  
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
398
 
   $
286
 
   $
301
 
   $
4
 
   $
4
 
Home equity and lines of credit
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial real estate
    
81
 
    
81
 
    
1,019
 
    
88
 
    
35
 
Commercial business
    
40
 
    
40
 
    
79
 
    
7
 
    
2
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
519
 
   $
407
 
   $
1,399
 
   $
99
 
   $
41
 
(Dollar amounts in thousands)
      
 
      
 
      
 
      
 
      
 
      
 
   
Impaired Loans with Specific Allowance
   
As of June 30, 2019
  
For the three months ended June 30, 2019
   
Unpaid Principal Balance
  
Recorded Investment
  
Related Allowance
  
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
73
 
   $
73
 
   $
6
 
   $
73
 
   $
1
 
   $
1
 
Home equity and lines of credit
    
5
 
    
5
 
    
—
 
    
5
 
    
—
 
    
—
 
Commercial real estate
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial business
    
—
 
    
—
 
    
—
 
    
31
 
    
—
 
    
—
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
78
 
   $
78
 
   $
6
 
   $
109
 
   $
1
 
   $
1
 
   
For the six months ended June 30, 2019
   
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
73
 
   $
2
 
   $
2
 
Home equity and lines of credit
    
6
 
    
—
 
    
—
 
Commercial real estate
    
—
 
    
—
 
    
—
 
Commercial business
    
21
 
    
—
 
    
—
 
Consumer
    
—
 
    
—
 
    
—
 
Total
   $
100
 
   $
2
 
   $
2
 
   
Impaired Loans with No Specific Allowance
   
As of June 30, 2019
  
For the three months ended June 30, 2019
   
Unpaid Principal Balance
  
Recorded Investment
  
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
378
 
   $
303
 
   $
305
 
   $
—
 
   $
—
 
Home equity and lines of credit
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial real estate
    
2,478
 
    
2,478
 
    
1,255
 
    
52
 
    
—
 
Commercial business
    
238
 
    
238
 
    
139
 
    
6
 
    
1
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
3,094
 
   $
3,019
 
   $
1,699
 
   $
58
 
   $
1
 
   
For the six months ended June 30, 2019
   
Average Recorded Investment
  
Interest Income Recognized in Period
  
Cash Basis Interest Recognized in Period
Residential first mortgages
   $
308
 
   $
1
 
   $
1
 
Home equity and lines of credit
    
—
 
    
—
 
    
—
 
Commercial real estate
    
848
 
    
53
 
    
1
 
Commercial business
    
106
 
    
7
 
    
2
 
Consumer
    
—
 
    
—
 
    
—
 
Total
   $
1,262
 
   $
61
 
   $
4
 
Financing Receivable Credit Quality Indicators [Table Text Block]
(Dollar amounts in thousands)
      
 
      
 
      
 
      
 
      
 
      
 
   
Not Rated
  
Pass
  
Special Mention
  
Substandard
  
Doubtful
  
Total
June 30, 2020:
      
 
      
 
      
 
      
 
      
 
      
 
Residential first mortgages
   $
305,446
 
   $
—
 
   $
—
 
   $
1,540
 
   $
—
 
   $
306,986
 
Home equity and lines of credit
    
93,206
 
    
—
 
    
—
 
    
446
 
    
—
 
    
93,652
 
Commercial real estate
    
—
 
    
247,661
 
    
5,198
 
    
12,050
 
    
—
 
    
264,909
 
Commercial business
    
—
 
    
114,577
 
    
217
 
    
2,605
 
    
—
 
    
117,399
 
Consumer
    
28,828
 
    
—
 
    
—
 
    
117
 
    
—
 
    
28,945
 
Total loans
   $
427,480
 
   $
362,238
 
   $
5,415
 
   $
16,758
 
   $
—
 
   $
811,891
 
                                                 
December 31, 2019:
      
 
      
 
      
 
      
 
      
 
      
 
Residential first mortgages
   $
291,843
 
   $
—
 
   $
—
 
   $
1,327
 
   $
—
 
   $
293,170
 
Home equity and lines of credit
    
97,087
 
    
—
 
    
—
 
    
454
 
    
—
 
    
97,541
 
Commercial real estate
    
—
 
    
216,744
 
    
5,370
 
    
7,837
 
    
—
 
    
229,951
 
Commercial business
    
—
 
    
64,636
 
    
204
 
    
1,763
 
    
—
 
    
66,603
 
Consumer
    
14,557
 
    
—
 
    
—
 
    
82
 
    
—
 
    
14,639
 
Total loans
   $
403,487
 
   $
281,380
 
   $
5,574
 
   $
11,463
 
   $
—
 
   $
701,904
 
Financing Receivable, Past Due [Table Text Block]
(Dollar amounts in thousands)
      
 
      
 
      
 
      
 
      
 
      
 
   
Performing
  
Nonperforming
    
 
 
   
Accruing Loans Not Past Due
  
Accruing 30-59 Days Past Due
  
Accruing 60-89 Days Past Due
  
Accruing 90+ Days Past Due
  
Nonaccrual
  
Total
June 30, 2020:
      
 
      
 
      
 
      
 
      
 
      
 
Residential first mortgages
   $
303,425
 
   $
1,440
 
   $
581
 
   $
634
 
   $
906
 
   $
306,986
 
Home equity and lines of credit
    
92,781
 
    
425
 
    
—
 
    
107
 
    
339
 
    
93,652
 
Commercial real estate
    
258,366
 
    
3,908
 
    
134
 
    
792
 
    
1,709
 
    
264,909
 
Commercial business
    
116,728
 
    
67
 
    
126
 
    
240
 
    
238
 
    
117,399
 
Consumer
    
28,588
 
    
225
 
    
15
 
    
—
 
    
117
 
    
28,945
 
Total loans
   $
799,888
 
   $
6,065
 
   $
856
 
   $
1,773
 
   $
3,309
 
   $
811,891
 
                                                 
December 31, 2019:
      
 
      
 
      
 
      
 
      
 
      
 
Residential first mortgages
   $
288,399
 
   $
2,405
 
   $
1,039
 
   $
372
 
   $
955
 
   $
293,170
 
Home equity and lines of credit
    
95,908
 
    
626
 
    
553
 
    
26
 
    
428
 
    
97,541
 
Commercial real estate
    
226,133
 
    
2,141
 
    
543
 
    
227
 
    
907
 
    
229,951
 
Commercial business
    
66,087
 
    
225
 
    
72
 
    
4
 
    
215
 
    
66,603
 
Consumer
    
14,458
 
    
84
 
    
15
 
    
—
 
    
82
 
    
14,639
 
Total loans
   $
690,985
 
   $
5,481
 
   $
2,222
 
   $
629
 
   $
2,587
 
   $
701,904
 
Financing Receivable, Nonaccrual [Table Text Block]
(Dollar amounts in thousands)
      
 
      
 
      
 
      
 
      
 
   
Not Past Due
  
30-59 Days Past Due
  
60-89 Days Past Due
  
90 Days + Past Due
  
Total
June 30, 2020:
      
 
      
 
      
 
      
 
      
 
Residential first mortgages
   $
233
 
   $
70
 
   $
—
 
   $
603
 
   $
906
 
Home equity and lines of credit
    
3
 
    
—
 
    
—
 
    
336
 
    
339
 
Commercial real estate
    
940
 
    
71
 
    
171
 
    
527
 
    
1,709
 
Commercial business
    
95
 
    
—
 
    
—
 
    
143
 
    
238
 
Consumer
    
—
 
    
—
 
    
—
 
    
117
 
    
117
 
Total loans
   $
1,271
 
   $
141
 
   $
171
 
   $
1,726
 
   $
3,309
 
                                         
December 31, 2019:
      
 
      
 
      
 
      
 
      
 
Residential first mortgages
   $
245
 
   $
—
 
   $
72
 
   $
638
 
   $
955
 
Home equity and lines of credit
    
4
 
    
—
 
    
—
 
    
424
 
    
428
 
Commercial real estate
    
28
 
    
309
 
    
31
 
    
539
 
    
907
 
Commercial business
    
—
 
    
—
 
    
175
 
    
40
 
    
215
 
Consumer
    
—
 
    
—
 
    
—
 
    
82
 
    
82
 
Total loans
   $
277
 
   $
309
 
   $
278
 
   $
1,723
 
   $
2,587