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Loans and allowance for loan losses (Details 4) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018 | Dec. 31, 2018
Allowance for loan losses: |  |  |  |  |
Beginning balance | $ 7,183 | $ 5,620 | $ 6,646 | $ 5,457 | $ 5,457
Provision (credit) for loan losses | 780 | 525 | 1,560 | 1,050 | 2,100
Loans charged-off | (440) | (381) | (946) | (1,084) | (2,013)
Recoveries | 335 | 175 | 598 | 516 | 1,102
Ending balance | 7,858 | 5,939 | 7,858 | 5,939 | 6,646
Allowance for loan losses: |  |  |  |  |
Ending balance: Individually evaluated for impairment | 121 | 61 | 121 | 61 | 50
Ending balance: Collectively evaluated for impairment | 7,737 | 5,878 | 7,737 | 5,878 | 6,596
Loan receivables: |  |  |  |  |
Ending balance | 735,865 | 620,591 | 735,865 | 620,591 | 677,006
Ending balance: Individually evaluated for impairment | 6,150 | 10,166 | 6,150 | 10,166 | 5,749
Ending balance: Collectively evaluated for impairment | 729,715 | 610,425 | 729,715 | 610,425 | 671,257
Commercial Real Estate |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 1,159 | 897 | 1,080 | 1,305 | 1,305
Provision (credit) for loan losses | 93 | 50 | 172 | (55) | (45)
Loans charged-off | 0 | 0 | 0 | (303) | (303)
Recoveries | 0 | 0 | 0 | 0 | 123
Ending balance | 1,252 | 947 | 1,252 | 947 | 1,080
Allowance for loan losses: |  |  |  |  |
Ending balance: Individually evaluated for impairment | 0 | 0 | 0 | 0 | 0
Ending balance: Collectively evaluated for impairment | 1,252 | 947 | 1,252 | 947 | 1,080
Loan receivables: |  |  |  |  |
Ending balance | 239,163 | 220,697 | 239,163 | 220,697 | 223,030
Ending balance: Individually evaluated for impairment | 2,054 | 5,874 | 2,054 | 5,874 | 2,507
Ending balance: Collectively evaluated for impairment | 237,109 | 214,823 | 237,109 | 214,823 | 220,523
Residential real estate |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 286 | 462 | 320 | 455 | 455
Provision (credit) for loan losses | 17 | 49 | (18) | 55 | (140)
Loans charged-off | 0 | 0 | 0 | 0 | 0
Recoveries | 2 | 2 | 3 | 3 | 5
Ending balance | 305 | 513 | 305 | 513 | 320
Allowance for loan losses: |  |  |  |  |
Ending balance: Individually evaluated for impairment | 0 | 0 | 0 | 0 | 0
Ending balance: Collectively evaluated for impairment | 305 | 513 | 305 | 513 | 320
Loan receivables: |  |  |  |  |
Ending balance | 39,959 | 43,736 | 39,959 | 43,736 | 43,534
Ending balance: Individually evaluated for impairment | 2,696 | 2,483 | 2,696 | 2,483 | 2,285
Ending balance: Collectively evaluated for impairment | 37,263 | 41,253 | 37,263 | 41,253 | 41,249
Commercial and industrial |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 1,575 | 950 | 1,542 | 879 | 879
Provision (credit) for loan losses | 327 | 131 | 364 | 118 | 578
Loans charged-off | (7) | (9) | (12) | (28) | (37)
Recoveries | 0 | 10 | 1 | 113 | 122
Ending balance | 1,895 | 1,082 | 1,895 | 1,082 | 1,542
Allowance for loan losses: |  |  |  |  |
Ending balance: Individually evaluated for impairment | 41 | 0 | 41 | 0 | 0
Ending balance: Collectively evaluated for impairment | 1,854 | 1,082 | 1,854 | 1,082 | 1,542
Loan receivables: |  |  |  |  |
Ending balance | 89,473 | 75,612 | 89,473 | 75,612 | 83,203
Ending balance: Individually evaluated for impairment | 307 | 1,211 | 307 | 1,211 | 297
Ending balance: Collectively evaluated for impairment | 89,166 | 74,401 | 89,166 | 74,401 | 82,906
Consumer |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 783 | 734 | 789 | 668 | 668
Provision (credit) for loan losses | 14 | 48 | 10 | 115 | 168
Loans charged-off | (9) | (10) | (15) | (18) | (66)
Recoveries | 12 | 4 | 16 | 11 | 19
Ending balance | 800 | 776 | 800 | 776 | 789
Allowance for loan losses: |  |  |  |  |
Ending balance: Individually evaluated for impairment | 11 | 0 | 11 | 0 | 0
Ending balance: Collectively evaluated for impairment | 789 | 776 | 789 | 776 | 789
Loan receivables: |  |  |  |  |
Ending balance | 28,903 | 30,329 | 28,903 | 30,329 | 30,095
Ending balance: Individually evaluated for impairment | 503 | 273 | 503 | 273 | 208
Ending balance: Collectively evaluated for impairment | 28,400 | 30,056 | 28,400 | 30,056 | 29,887
Consumer | Indirect |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning balance | 3,380 | 2,577 | 2,915 | 2,150 | 2,150
Provision (credit) for loan losses | 329 | 247 | 1,032 | 817 | 1,539
Loans charged-off | (424) | (362) | (919) | (735) | (1,607)
Recoveries | 321 | 159 | 578 | 389 | 833
Ending balance | 3,606 | 2,621 | 3,606 | 2,621 | 2,915
Allowance for loan losses: |  |  |  |  |
Ending balance: Individually evaluated for impairment | 69 | 61 | 69 | 61 | 50
Ending balance: Collectively evaluated for impairment | 3,537 | 2,560 | 3,537 | 2,560 | 2,865
Loan receivables: |  |  |  |  |
Ending balance | 338,367 | 250,217 | 338,367 | 250,217 | 297,144
Ending balance: Individually evaluated for impairment | 590 | 325 | 590 | 325 | 452
Ending balance: Collectively evaluated for impairment | $ 337,777 | $ 249,892 | $ 337,777 | $ 249,892 | $ 296,692

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- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + 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 -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + 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 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + 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 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 + Details
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