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Purchased Credit Impaired ("PCI") Loans - Summary of Aging of Recorded Investment in Past Due PCI Loans by Portfolio Class and Category (Details) - Covered Loans - USD ($) $ in Thousands | Jun. 30, 2017 | Dec. 31, 2016
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Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
30-89 Days Past Due | $ 5,105 | $ 169
90 or More Days Past Due | 2,120 | 51
Total Past Due | 7,225 | 220
Current | 77,075 | 39,549
Total | 84,300 | 39,769
Commercial and industrial |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
30-89 Days Past Due | 0 | 0
90 or More Days Past Due | 50 | 0
Total Past Due | 50 | 0
Current | 4,009 | 3,523
Total | 4,059 | 3,523
CRE - owner occupied |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
30-89 Days Past Due | 653 | 0
90 or More Days Past Due | 401 | 0
Total Past Due | 1,054 | 0
Current | 11,689 | 11,863
Total | 12,743 | 11,863
Commercial Real Estate Investor Owned |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
30-89 Days Past Due | 4,052 | 0
90 or More Days Past Due | 0 | 0
Total Past Due | 4,052 | 0
Current | 42,128 | 8,162
Total | 46,180 | 8,162
Construction and land development |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
30-89 Days Past Due | 0 | 0
90 or More Days Past Due | 366 | 0
Total Past Due | 366 | 0
Current | 7,517 | 4,365
Total | 7,883 | 4,365
Residential real estate |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
30-89 Days Past Due | 400 | 169
90 or More Days Past Due | 1,303 | 51
Total Past Due | 1,703 | 220
Current | 11,667 | 11,572
Total | 13,370 | 11,792
Consumer and other |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
30-89 Days Past Due | 0 | 0
90 or More Days Past Due | 0 | 0
Total Past Due | 0 | 0
Current | 65 | 64
Total | $ 65 | $ 64

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- Definition Recorded investment in financing receivables that are 90 days or more past due and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524 + Details
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- Definition Financing receivables that are current. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524 + Details
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- Definition Recorded Investment in financing receivables that are past due at the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524 + Details
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- Definition Amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. Excludes amounts related to receivables held-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10(3)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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