XML 84 R70.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Loans and Allowance for Loan and Lease Losses - Summary of Information Pertaining to Impaired Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | $ 18,968 | $ 14,593 |
Unpaid Principal, With Valuation Allowance | 18,946 | 14,584 |
Related Allowance, With Valuation Allowance | 4,657 | 2,713 |
Recorded Investment, Without Valuation Allowance | 22,315 | 24,720 |
Unpaid Principal, Without Valuation Allowance | 23,139 | 25,327 |
Average Impaired Loans | 40,297 | 40,184 | $ 27,130
Interest Recognized | 1,244 | 731 | 1,098
Purchased Credit Impaired Loans |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | 71 |  |
Unpaid Principal, With Valuation Allowance | 55 |  |
Related Allowance, With Valuation Allowance | 4 |  |
Average Impaired Loans | 35 | 262 | 525
Commercial real estate |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | 5,610 | 165 |
Unpaid Principal, With Valuation Allowance | 5,614 | 165 |
Related Allowance, With Valuation Allowance | 487 | 123 |
Recorded Investment, Without Valuation Allowance | 1,487 | 848 |
Unpaid Principal, Without Valuation Allowance | 1,520 | 881 |
Average Impaired Loans | 4,055 | 1,234 | 1,090
Interest Recognized | 86 | 33 | 46
Construction, land development, land |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | 91 |  |
Unpaid Principal, With Valuation Allowance | 91 |  |
Related Allowance, With Valuation Allowance | 21 |  |
Recorded Investment, Without Valuation Allowance |  | 136 |
Unpaid Principal, Without Valuation Allowance |  | 136 |
Average Impaired Loans | 113 | 249 | 181
Interest Recognized |  |  | 4
1-4 family residential properties |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | 225 | 237 |
Unpaid Principal, With Valuation Allowance | 216 | 235 |
Related Allowance, With Valuation Allowance | 125 | 152 |
Recorded Investment, Without Valuation Allowance | 2,108 | 2,401 |
Unpaid Principal, Without Valuation Allowance | 2,255 | 2,519 |
Average Impaired Loans | 2,486 | 1,867 | 857
Interest Recognized | 77 | 45 | 18
Farmland |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | 914 |  |
Unpaid Principal, With Valuation Allowance | 900 |  |
Related Allowance, With Valuation Allowance | 72 |  |
Recorded Investment, Without Valuation Allowance | 6,510 | 3,800 |
Unpaid Principal, Without Valuation Allowance | 6,979 | 4,071 |
Average Impaired Loans | 5,612 | 2,567 | 667
Interest Recognized | 197 | 45 | 45
Commercial Loans |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | 5,235 | 9,194 |
Unpaid Principal, With Valuation Allowance | 5,254 | 9,191 |
Related Allowance, With Valuation Allowance | 1,958 | 1,409 |
Recorded Investment, Without Valuation Allowance | 11,918 | 17,422 |
Unpaid Principal, Without Valuation Allowance | 12,089 | 17,605 |
Average Impaired Loans | 21,885 | 29,825 | 20,474
Interest Recognized | 870 | 599 | 980
Factored receivables |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | 6,759 | 4,726 |
Unpaid Principal, With Valuation Allowance | 6,759 | 4,726 |
Related Allowance, With Valuation Allowance | 1,968 | 949 |
Average Impaired Loans | 5,742 | 3,951 | 3,299
Consumer |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Recorded Investment, With Valuation Allowance | 63 | 271 |
Unpaid Principal, With Valuation Allowance | 57 | 267 |
Related Allowance, With Valuation Allowance | 22 | 80 |
Recorded Investment, Without Valuation Allowance | 292 | 113 |
Unpaid Principal, Without Valuation Allowance | 296 | 115 |
Average Impaired Loans | 369 | 229 | 37
Interest Recognized | $ 14 | $ 9 | $ 5

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_FinancingReceivableImpairedLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of investment in impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditLossStatusAxis=us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember
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=tbk_FactoredReceivablesSegmentMember
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: |