v3.8.0.1

Allowance for Loan Losses - Bank's Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Financing Receivable Allowance For Credit Losses [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance |  |  |  | $ 15,400 |  |  |  | $ 10,600 |  |  |  | $ 10,150 | $ 15,400 | $ 10,600 | $ 10,150
Provision for loan losses | $ 900 | $ 701 | $ 1,092 | 69 | $ 1,800 | $ 1,231 | $ 1,250 | 400 | $ 1,200 | $ 570 | $ 753 | 150 | 2,762 | 4,681 | 2,673
Charge-offs |  |  |  |  |  |  |  |  |  |  |  |  |  | (50) | (2,223)
Recoveries |  |  |  |  |  |  |  |  |  |  |  |  | 238 | 169 |
Ending Balance | 18,400 |  |  |  | 15,400 |  |  |  | 10,600 |  |  |  | 18,400 | 15,400 | 10,600
Residential Properties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance |  |  |  | 6,669 |  |  |  | 6,799 |  |  |  | 6,546 | 6,669 | 6,799 | 6,546
Provision for loan losses |  |  |  |  |  |  |  |  |  |  |  |  | 3,046 | (130) | 253
Ending Balance | 9,715 |  |  |  | 6,669 |  |  |  | 6,799 |  |  |  | 9,715 | 6,669 | 6,799
Commercial Real Estate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance |  |  |  | 2,983 |  |  |  | 1,813 |  |  |  | 1,499 | 2,983 | 1,813 | 1,499
Provision for loan losses |  |  |  |  |  |  |  |  |  |  |  |  | 1,416 | 1,051 | 624
Charge-offs |  |  |  |  |  |  |  |  |  |  |  |  |  | (50) | (310)
Recoveries |  |  |  |  |  |  |  |  |  |  |  |  |  | 169 |
Ending Balance | 4,399 |  |  |  | 2,983 |  |  |  | 1,813 |  |  |  | 4,399 | 2,983 | 1,813
Land and Construction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance |  |  |  | 233 |  |  |  | 103 |  |  |  | 67 | 233 | 103 | 67
Provision for loan losses |  |  |  |  |  |  |  |  |  |  |  |  | 162 | 130 | 36
Ending Balance | 395 |  |  |  | 233 |  |  |  | 103 |  |  |  | 395 | 233 | 103
Commercial and Industrial Loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance |  |  |  | 5,227 |  |  |  | 1,649 |  |  |  | 1,897 | 5,227 | 1,649 | 1,897
Provision for loan losses |  |  |  |  |  |  |  |  |  |  |  |  | (1,841) | 3,578 | 1,665
Charge-offs |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (1,913)
Recoveries |  |  |  |  |  |  |  |  |  |  |  |  | 238 |  |
Ending Balance | 3,624 |  |  |  | 5,227 |  |  |  | 1,649 |  |  |  | 3,624 | 5,227 | 1,649
Consumer Loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable Allowance For Credit Losses [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance |  |  |  | $ 288 |  |  |  | $ 236 |  |  |  | $ 141 | 288 | 236 | 141
Provision for loan losses |  |  |  |  |  |  |  |  |  |  |  |  | (21) | 52 | 95
Ending Balance | $ 267 |  |  |  | $ 288 |  |  |  | $ 236 |  |  |  | $ 267 | $ 288 | $ 236

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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://www.xbrl.org/2003/role/presentationRef -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://www.xbrl.org/2003/role/presentationRef -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 Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + 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://www.xbrl.org/2003/role/presentationRef -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 2: http://www.xbrl.org/2003/role/presentationRef -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 3: http://www.xbrl.org/2003/role/presentationRef -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 4: http://www.xbrl.org/2003/role/presentationRef -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 Reference 5: http://www.xbrl.org/2003/role/presentationRef -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 + Details
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- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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