XML 81 R49.htm IDEA: XBRL DOCUMENT v2.4.1.9
Loans and Allowance for Loan and Lease Losses - Summary of Allowance for Loan and Lease Losses (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Loans [Line Items]        
Beginning Balance $ 6,253us-gaap_LoansAndLeasesReceivableAllowance $ 2,450us-gaap_LoansAndLeasesReceivableAllowance $ 3,645us-gaap_LoansAndLeasesReceivableAllowance $ 1,926us-gaap_LoansAndLeasesReceivableAllowance
Provision for loan losses 1,375us-gaap_ProvisionForLoanAndLeaseLosses 1,735us-gaap_ProvisionForLoanAndLeaseLosses 4,047us-gaap_ProvisionForLoanAndLeaseLosses 2,355us-gaap_ProvisionForLoanAndLeaseLosses
Charge-offs (393)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs (1,613)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs (984)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs (1,785)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
Recoveries 85us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts 157us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts 612us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts 233us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
Ending Balance 7,320us-gaap_LoansAndLeasesReceivableAllowance 2,729us-gaap_LoansAndLeasesReceivableAllowance 7,320us-gaap_LoansAndLeasesReceivableAllowance 2,729us-gaap_LoansAndLeasesReceivableAllowance
Loans receivable | Real estate, Commercial        
Loans [Line Items]        
Beginning Balance 463us-gaap_LoansAndLeasesReceivableAllowance
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= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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252us-gaap_LoansAndLeasesReceivableAllowance
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/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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348us-gaap_LoansAndLeasesReceivableAllowance
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= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
261us-gaap_LoansAndLeasesReceivableAllowance
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= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Provision for loan losses (78)us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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(154)us-gaap_ProvisionForLoanAndLeaseLosses
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35us-gaap_ProvisionForLoanAndLeaseLosses
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(122)us-gaap_ProvisionForLoanAndLeaseLosses
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/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Charge-offs       (41)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Recoveries 1us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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129us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
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3us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
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129us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
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= us-gaap_LoansReceivableMember
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Ending Balance 386us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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227us-gaap_LoansAndLeasesReceivableAllowance
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386us-gaap_LoansAndLeasesReceivableAllowance
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227us-gaap_LoansAndLeasesReceivableAllowance
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= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Loans receivable | Real estate, Construction, land development, land        
Loans [Line Items]        
Beginning Balance 242us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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46us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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110us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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40us-gaap_LoansAndLeasesReceivableAllowance
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= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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Provision for loan losses 198us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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(7)us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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330us-gaap_ProvisionForLoanAndLeaseLosses
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/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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(1)us-gaap_ProvisionForLoanAndLeaseLosses
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Charge-offs (100)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_ConstructionLandDevelopmentLandRealEstatePortfolioSegmentMember
  (100)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_ConstructionLandDevelopmentLandRealEstatePortfolioSegmentMember
 
Ending Balance 340us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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39us-gaap_LoansAndLeasesReceivableAllowance
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340us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
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39us-gaap_LoansAndLeasesReceivableAllowance
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= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_ConstructionLandDevelopmentLandRealEstatePortfolioSegmentMember
Loans receivable | Real estate, 1-4 family residential properties        
Loans [Line Items]        
Beginning Balance 197us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
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98us-gaap_LoansAndLeasesReceivableAllowance
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100us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
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= us-gaap_ResidentialPortfolioSegmentMember
227us-gaap_LoansAndLeasesReceivableAllowance
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= us-gaap_LoansReceivableMember
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Provision for loan losses 56us-gaap_ProvisionForLoanAndLeaseLosses
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(34)us-gaap_ProvisionForLoanAndLeaseLosses
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240us-gaap_ProvisionForLoanAndLeaseLosses
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(111)us-gaap_ProvisionForLoanAndLeaseLosses
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Charge-offs (74)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
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(19)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
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(264)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
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(88)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
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= us-gaap_LoansReceivableMember
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Recoveries 3us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
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25us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
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= us-gaap_LoansReceivableMember
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= us-gaap_ResidentialPortfolioSegmentMember
106us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
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= us-gaap_ResidentialPortfolioSegmentMember
42us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
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= us-gaap_LoansReceivableMember
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= us-gaap_ResidentialPortfolioSegmentMember
Ending Balance 182us-gaap_LoansAndLeasesReceivableAllowance
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70us-gaap_LoansAndLeasesReceivableAllowance
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182us-gaap_LoansAndLeasesReceivableAllowance
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70us-gaap_LoansAndLeasesReceivableAllowance
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= us-gaap_ResidentialPortfolioSegmentMember
Loans receivable | Real estate, Farmland        
Loans [Line Items]        
Beginning Balance 11us-gaap_LoansAndLeasesReceivableAllowance
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5us-gaap_LoansAndLeasesReceivableAllowance
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7us-gaap_LoansAndLeasesReceivableAllowance
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5us-gaap_LoansAndLeasesReceivableAllowance
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Provision for loan losses 2us-gaap_ProvisionForLoanAndLeaseLosses
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(1)us-gaap_ProvisionForLoanAndLeaseLosses
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Ending Balance 13us-gaap_LoansAndLeasesReceivableAllowance
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4us-gaap_LoansAndLeasesReceivableAllowance
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13us-gaap_LoansAndLeasesReceivableAllowance
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4us-gaap_LoansAndLeasesReceivableAllowance
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Loans receivable | Real estate        
Loans [Line Items]        
Beginning Balance 913us-gaap_LoansAndLeasesReceivableAllowance
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401us-gaap_LoansAndLeasesReceivableAllowance
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565us-gaap_LoansAndLeasesReceivableAllowance
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533us-gaap_LoansAndLeasesReceivableAllowance
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Provision for loan losses 178us-gaap_ProvisionForLoanAndLeaseLosses
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(196)us-gaap_ProvisionForLoanAndLeaseLosses
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611us-gaap_ProvisionForLoanAndLeaseLosses
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(235)us-gaap_ProvisionForLoanAndLeaseLosses
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Charge-offs (174)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
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(19)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
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(364)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
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= tbk_RealEstatePortfolioSegmentMember
(129)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
Recoveries 4us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
154us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
109us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
171us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
Ending Balance 921us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
340us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
921us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
340us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_RealEstatePortfolioSegmentMember
Loans receivable | Commercial        
Loans [Line Items]        
Beginning Balance 2,332us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
502us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
1,145us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
172us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Provision for loan losses 722us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
1,538us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
1,707us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
1,861us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Charge-offs   (1,473)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
(12)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
(1,473)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Recoveries 3us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
  217us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
7us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Ending Balance 3,057us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
567us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
3,057us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
567us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Loans receivable | Factored receivables        
Loans [Line Items]        
Beginning Balance 2,838us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
1,532us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
1,842us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
1,221us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
Provision for loan losses 397us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
370us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
1,533us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
691us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
Charge-offs (119)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
(121)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
(294)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
(183)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
Recoveries 21us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
3us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
56us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
55us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
Ending Balance 3,137us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
1,784us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
3,137us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
1,784us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_FactoredReceivablesSegmentMember
Loans receivable | Consumer        
Loans [Line Items]        
Beginning Balance 96us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
  49us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
 
Provision for loan losses 34us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
  122us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
 
Charge-offs (100)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
  (314)us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
 
Recoveries 57us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
  230us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
 
Ending Balance 87us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
  87us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
 
Loans receivable | Mortgage warehouse        
Loans [Line Items]        
Beginning Balance 74us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
15us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
44us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
 
Provision for loan losses 44us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
23us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
74us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
38us-gaap_ProvisionForLoanAndLeaseLosses
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
Ending Balance $ 118us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
$ 38us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
$ 118us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember
$ 38us-gaap_LoansAndLeasesReceivableAllowance
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= us-gaap_LoansReceivableMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= tbk_MortgageWarehouseSegmentMember