XML 51 R41.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Business Combinations and Divestitures - Summary of Acquired Loans (Details) - USD ($) $ in Thousands | Dec. 09, 2017 | Oct. 06, 2017
--- | --- | ---
Valley Bancorp, Inc. |  |
Business Acquisition [Line Items] |  |
Total Loans | $ 171,199 |
Valley Bancorp, Inc. | Non-Purchase Credit Impaired Loans |  |
Business Acquisition [Line Items] |  |
Loans, Excluding PCI Loans | 169,746 |
Valley Bancorp, Inc. | PCI Loans |  |
Business Acquisition [Line Items] |  |
Acquired loans at acquisition | 1,453 |
Valley Bancorp, Inc. | Commercial real estate |  |
Business Acquisition [Line Items] |  |
Total Loans | 73,527 |
Valley Bancorp, Inc. | Commercial real estate | Non-Purchase Credit Impaired Loans |  |
Business Acquisition [Line Items] |  |
Loans, Excluding PCI Loans | 73,273 |
Valley Bancorp, Inc. | Commercial real estate | PCI Loans |  |
Business Acquisition [Line Items] |  |
Acquired loans at acquisition | 254 |
Valley Bancorp, Inc. | Construction, land development, land |  |
Business Acquisition [Line Items] |  |
Total Loans | 20,969 |
Valley Bancorp, Inc. | Construction, land development, land | Non-Purchase Credit Impaired Loans |  |
Business Acquisition [Line Items] |  |
Loans, Excluding PCI Loans | 19,770 |
Valley Bancorp, Inc. | Construction, land development, land | PCI Loans |  |
Business Acquisition [Line Items] |  |
Acquired loans at acquisition | 1,199 |
Valley Bancorp, Inc. | 1-4 family residential properties |  |
Business Acquisition [Line Items] |  |
Total Loans | 26,264 |
Valley Bancorp, Inc. | 1-4 family residential properties | Non-Purchase Credit Impaired Loans |  |
Business Acquisition [Line Items] |  |
Loans, Excluding PCI Loans | 26,264 |
Valley Bancorp, Inc. | Farmland |  |
Business Acquisition [Line Items] |  |
Total Loans | 16,934 |
Valley Bancorp, Inc. | Farmland | Non-Purchase Credit Impaired Loans |  |
Business Acquisition [Line Items] |  |
Loans, Excluding PCI Loans | 16,934 |
Valley Bancorp, Inc. | Commercial |  |
Business Acquisition [Line Items] |  |
Total Loans | 31,893 |
Valley Bancorp, Inc. | Commercial | Non-Purchase Credit Impaired Loans |  |
Business Acquisition [Line Items] |  |
Loans, Excluding PCI Loans | 31,893 |
Valley Bancorp, Inc. | Consumer |  |
Business Acquisition [Line Items] |  |
Total Loans | 1,612 |
Valley Bancorp, Inc. | Consumer | Non-Purchase Credit Impaired Loans |  |
Business Acquisition [Line Items] |  |
Loans, Excluding PCI Loans | $ 1,612 |
Independent Bank - Colorado Branches |  |
Business Acquisition [Line Items] |  |
Total Loans |  | $ 95,794
Independent Bank - Colorado Branches | Commercial real estate |  |
Business Acquisition [Line Items] |  |
Total Loans |  | 13,382
Independent Bank - Colorado Branches | Construction, land development, land |  |
Business Acquisition [Line Items] |  |
Total Loans |  | 537
Independent Bank - Colorado Branches | 1-4 family residential properties |  |
Business Acquisition [Line Items] |  |
Total Loans |  | 6,986
Independent Bank - Colorado Branches | Farmland |  |
Business Acquisition [Line Items] |  |
Total Loans |  | 31,490
Independent Bank - Colorado Branches | Commercial |  |
Business Acquisition [Line Items] |  |
Total Loans |  | 43,104
Independent Bank - Colorado Branches | Consumer |  |
Business Acquisition [Line Items] |  |
Total Loans |  | $ 295

X
- Definition Business combination acquired loans excluding purchased credit impaired. + References No definition available. + Details
Name: | tbk_BusinessCombinationAcquiredLoansExcludingPurchasedCreditImpaired
Namespace Prefix: | tbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of acquired receivable from business combination, excluding certain loans and debt securities acquired in transfer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationAcquiredReceivablesFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 15 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82894507&loc=d3e13503-111538 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 + Details
Name: | us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=tbk_ValleyBancorpIncorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=tbk_LoansExcludingPurchasedCreditImpairedLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis=us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=tbk_ConstructionLandDevelopmentLandPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=tbk_FarmlandPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=tbk_IndependentBankColoradoBranchesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |