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Note 4 - Loans Receivable and Related Allowance for Loan Losses (Tables)
 3 Months Ended
Mar. 31, 2019
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
(Dollar amounts in thousands)
 
March 31,
2019
  
December 31,
2018
                 
Mortgage loans on real estate:
  
 
 
 
  
 
 
 
Residential first mortgages
   $
293,903
 
   $
295,405
 
Home equity loans and lines of credit
    
102,553
 
    
103,752
 
Commercial real estate
    
232,315
 
    
238,734
 
Total real estate loans    
628,771
 
    
637,891
 
Other loans:
  
 
 
 
  
 
 
 
Commercial business
    
67,317
 
    
66,009
 
Consumer
    
10,903
 
    
11,272
 
Total other loans    
78,220
 
    
77,281
 
Total loans, gross
   
706,991
 
    
715,172
 
Less allowance for loan losses
    
6,639
 
    
6,508
 
Total loans, net
  $
700,352
 
   $
708,664
 
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 March 31, 2019:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Allowance for loan losses:
                                                
Beginning Balance
   $
2,198
 
   $
648
 
   $
3,106
 
   $
500
 
   $
56
 
   $
6,508
 
Charge-offs
    
(10
)
    
(4
)
    
(5
)
    
(71
)
    
(39
)
    
(129
)
Recoveries
    
40
 
    
1
 
    
15
 
    
—
 
    
24
 
    
80
 
Provision
    
28
 
    
5
 
    
(73
)
    
206
 
    
14
 
    
180
 
Ending Balance
   $
2,256
 
   $
650
 
   $
3,043
 
   $
635
 
   $
55
 
   $
6,639
 
                                                 
At March 31, 2019:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Ending ALL balance attributable to loans:
                                                
Individually evaluated for impairment
   $
7
 
   $
—
 
   $
—
 
   $
63
 
   $
—
 
   $
70
 
Acquired loans collectively evaluated for impairment
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Originated loans collectively evaluated for impairment
    
2,249
 
    
650
 
    
3,043
 
    
572
 
    
55
 
    
6,569
 
Total
   $
2,256
 
   $
650
 
   $
3,043
 
   $
635
 
   $
55
 
   $
6,639
 
Total loans:
                                                
Individually evaluated for impairment
   $
380
 
   $
5
 
   $
32
 
   $
103
 
   $
—
 
   $
520
 
Acquired loans collectively evaluated for impairment
    
70,981
 
    
13,131
 
    
54,151
 
    
10,258
 
    
2,900
 
    
151,421
 
Originated loans collectively evaluated for impairment
    
222,542
 
    
89,417
 
    
178,132
 
    
56,956
 
    
8,003
 
    
555,050
 
Total
   $
293,903
 
   $
102,553
 
   $
232,315
 
   $
67,317
 
   $
10,903
 
   $
706,991
 
                                                 
At December 31, 2018:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Ending ALL balance attributable to loans:
                                                
Individually evaluated for impairment
   $
12
 
   $
—
 
   $
—
 
   $
—
 
   $
—
 
   $
12
 
Acquired loans collectively evaluated for impairment
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Originated loans collectively evaluated for impairment
    
2,186
 
    
648
 
    
3,106
 
    
500
 
    
56
 
    
6,496
 
Total
   $
2,198
 
   $
648
 
   $
3,106
 
   $
500
 
   $
56
 
   $
6,508
 
Total loans:
                                                
Individually evaluated for impairment
   $
389
 
   $
6
 
   $
34
 
   $
39
 
   $
—
 
   $
468
 
Acquired loans collectively evaluated for impairment
    
72,654
 
    
13,750
 
    
56,690
 
    
12,974
 
    
3,306
 
    
159,374
 
Originated loans collectively evaluated for impairment
    
222,362
 
    
89,996
 
    
182,010
 
    
52,996
 
    
7,966
 
    
555,330
 
Total
   $
295,405
 
   $
103,752
 
   $
238,734
 
   $
66,009
 
   $
11,272
 
   $
715,172
 
                                                 
Three months ended March 31, 2018:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Allowance for loan losses:
                                                
Beginning Balance
   $
2,090
 
   $
646
 
   $
2,753
 
   $
585
 
   $
53
 
   $
6,127
 
Charge-offs
    
(62
)
    
(19
)
    
(385
)
    
—
 
    
(119
)
    
(585
)
Recoveries
    
3
 
    
1
 
    
2
 
    
1
 
    
6
 
    
13
 
Provision
    
(112
)
    
23
 
    
381
 
    
(26
)
    
114
 
    
380
 
Ending Balance
   $
1,919
 
   $
651
 
   $
2,751
 
   $
560
 
   $
54
 
   $
5,935
 
Impaired Financing Receivables [Table Text Block]
(Dollar amounts in thousands)
                                                
   
Impaired Loans with Specific Allowance
   
As of March 31, 2019
  
For the three months
ended March 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
   $
73
 
   $
73
 
   $
7
 
   $
73
 
   $
1
 
   $
1
 
Home equity and lines of credit
    
5
 
    
5
 
    
—
 
    
6
 
    
—
 
    
—
 
Commercial real estate
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial business
    
63
 
    
63
 
    
63
 
    
31
 
    
—
 
    
—
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
141
 
   $
141
 
   $
70
 
   $
110
 
   $
1
 
   $
1
 
   
Impaired Loans with No Specific Allowance
   
As of March 31, 2019
  
For the three months
ended March 31, 2019
   
Unpaid
Principal
Balance
  
Recorded
Investment
  
Average
Recorded
Investment
  
Interest Income
Recognized in
Period
  
Cash Basis
Interest
Recognized
in Period
Residential first mortgages
   $
382
 
   $
307
 
   $
311
 
   $
1
 
   $
1
 
Home equity and lines of credit
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial real estate
    
32
 
    
32
 
    
33
 
    
1
 
    
1
 
Commercial business
    
40
 
    
40
 
    
39
 
    
1
 
    
1
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
454
 
   $
379
 
   $
383
 
   $
3
 
   $
3
 
(Dollar amounts in thousands)
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
   
Impaired Loans with Specific Allowance
   
As of December 31, 2018
  
For the year ended
December 31, 2018
   
Unpaid
Principal
Balance
  
Recorded
Investment
  
Related
Allowance
  
Average
Recorded
Investment
  
Interest Income
Recognized
in Period
  
Cash Basis
Interest
Recognized
in Period
Residential first mortgages
   $
74
 
   $
74
 
   $
12
 
   $
74
 
   $
2
 
   $
2
 
Home equity and lines of credit
    
6
 
    
6
 
    
—
 
    
7
 
    
—
 
    
—
 
Commercial real estate
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial business
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
80
 
   $
80
 
   $
12
 
   $
81
 
   $
2
 
   $
2
 
   
Impaired Loans with No Specific Allowance
   
As of December 31, 2018
  
For the year ended
December 31, 2018
   
Unpaid
Principal
Balance
  
Recorded
Investment
  
Average
Recorded
Investment
  
Interest Income
Recognized
in Period
  
Cash Basis
Interest
Recognized
in Period
Residential first mortgages
   $
427
 
   $
315
 
   $
334
 
   $
5
 
   $
5
 
Home equity and lines of credit
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial real estate
    
34
 
    
34
 
    
768
 
    
156
 
    
73
 
Commercial business
    
39
 
    
39
 
    
248
 
    
74
 
    
74
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
500
 
   $
388
 
   $
1,350
 
   $
235
 
   $
152
 
(Dollar amounts in thousands)
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
   
Impaired Loans with Specific Allowance
   
As of March 31, 2018
  
For the three months
ended March 31, 2018
   
Unpaid
Principal
Balance
  
Recorded
Investment
  
Related
Allowance
  
Average
Recorded
Investment
  
Interest Income
Recognized
in Period
  
Cash Basis
Interest
Recognized
in Period
Residential first mortgages
   $
75
 
   $
75
 
   $
6
 
   $
75
 
   $
1
 
   $
1
 
Home equity and lines of credit
    
8
 
    
8
 
    
—
 
    
8
 
    
—
 
    
—
 
Commercial real estate
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial business
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
83
 
   $
83
 
   $
6
 
   $
83
 
   $
1
 
   $
1
 
   
Impaired Loans with No Specific Allowance
   
As of March 31, 2018
  
For the three months
ended March 31, 2018
   
Unpaid
Principal
Balance
  
Recorded
Investment
  
Average
Recorded
Investment
  
Interest Income
Recognized
in Period
  
Cash Basis
Interest
Recognized
in Period
Residential first mortgages
   $
456
 
   $
344
 
   $
347
 
   $
1
 
   $
1
 
Home equity and lines of credit
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Commercial real estate
    
336
 
    
336
 
    
625
 
    
—
 
    
—
 
Commercial business
    
555
 
    
555
 
    
562
 
    
1
 
    
1
 
Consumer
    
—
 
    
—
 
    
—
 
    
—
 
    
—
 
Total
   $
1,347
 
   $
1,235
 
   $
1,534
 
   $
2
 
   $
2
 
Financing Receivable Credit Quality Indicators [Table Text Block]
(Dollar amounts in thousands)
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
   
Not Rated
  
Pass
  
Special
Mention
  
Substandard
  
Doubtful
  
Total
March 31, 2019:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Residential first mortgages
   $
291,963
 
   $
—
 
   $
—
 
   $
1,940
 
   $
—
 
   $
293,903
 
Home equity and lines of credit
    
101,766
 
    
—
 
    
—
 
    
787
 
    
—
 
    
102,553
 
Commercial real estate
    
—
 
    
216,887
 
    
5,741
 
    
9,687
 
    
—
 
    
232,315
 
Commercial business
    
—
 
    
64,137
 
    
512
 
    
2,668
 
    
—
 
    
67,317
 
Consumer
    
10,775
 
    
—
 
    
—
 
    
128
 
    
—
 
    
10,903
 
Total loans
   $
404,504
 
   $
281,024
 
   $
6,253
 
   $
15,210
 
   $
—
 
   $
706,991
 
                                                 
December 31, 2018:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Residential first mortgages
   $
293,919
 
   $
—
 
   $
—
 
   $
1,486
 
   $
—
 
   $
295,405
 
Home equity and lines of credit
    
102,869
 
    
—
 
    
—
 
    
883
 
    
—
 
    
103,752
 
Commercial real estate
    
—
 
    
222,335
 
    
5,942
 
    
10,457
 
    
—
 
    
238,734
 
Commercial business
    
—
 
    
62,022
 
    
542
 
    
3,445
 
    
—
 
    
66,009
 
Consumer
    
11,157
 
    
—
 
    
—
 
    
115
 
    
—
 
    
11,272
 
Total loans
   $
407,945
 
   $
284,357
 
   $
6,484
 
   $
16,386
 
   $
—
 
   $
715,172
 
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
March 31, 2019:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Residential first mortgages
   $
288,819
 
   $
3,258
 
   $
32
 
   $
528
 
   $
1,266
 
   $
293,903
 
Home equity and lines of credit
    
100,822
 
    
937
 
    
114
 
    
88
 
    
592
 
    
102,553
 
Commercial real estate
    
225,737
 
    
5,252
 
    
355
 
    
292
 
    
679
 
    
232,315
 
Commercial business
    
67,118
 
    
70
 
    
26
 
    
—
 
    
103
 
    
67,317
 
Consumer
    
10,663
 
    
74
 
    
27
 
    
12
 
    
127
 
    
10,903
 
Total loans
   $
693,159
 
   $
9,591
 
   $
554
 
   $
920
 
   $
2,767
 
   $
706,991
 
                                                 
December 31, 2018:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Residential first mortgages
   $
289,732
 
   $
3,586
 
   $
747
 
   $
485
 
   $
855
 
   $
295,405
 
Home equity and lines of credit
    
101,920
 
    
707
 
    
351
 
    
287
 
    
487
 
    
103,752
 
Commercial real estate
    
232,865
 
    
5,013
 
    
231
 
    
19
 
    
606
 
    
238,734
 
Commercial business
    
65,538
 
    
50
 
    
247
 
    
—
 
    
174
 
    
66,009
 
Consumer
    
10,961
 
    
160
 
    
36
 
    
—
 
    
115
 
    
11,272
 
Total loans
   $
701,016
 
   $
9,516
 
   $
1,612
 
   $
791
 
   $
2,237
 
   $
715,172
 
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
March 31, 2019:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Residential first mortgages
   $
329
 
   $
73
 
   $
—
 
   $
864
 
   $
1,266
 
Home equity and lines of credit
    
5
 
    
—
 
    
—
 
    
587
 
    
592
 
Commercial real estate
    
111
 
    
307
 
    
—
 
    
261
 
    
679
 
Commercial business
    
—
 
    
—
 
    
40
 
    
63
 
    
103
 
Consumer
    
—
 
    
—
 
    
—
 
    
127
 
    
127
 
Total loans
   $
445
 
   $
380
 
   $
40
 
   $
1,902
 
   $
2,767
 
                                         
December 31, 2018:
 
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Residential first mortgages
   $
335
 
   $
—
 
   $
74
 
   $
446
 
   $
855
 
Home equity and lines of credit
    
6
 
    
—
 
    
—
 
    
481
 
    
487
 
Commercial real estate
    
111
 
    
265
 
    
—
 
    
230
 
    
606
 
Commercial business
    
—
 
    
—
 
    
39
 
    
135
 
    
174
 
Consumer
    
—
 
    
—
 
    
—
 
    
115
 
    
115
 
Total loans
   $
452
 
   $
265
 
   $
113
 
   $
1,407
 
   $
2,237