XML 64 R114.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Business Segment Information - Banking Segment (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total interest income | $ 23,280 us-gaap_InterestAndDividendIncomeOperating | $ 22,118 us-gaap_InterestAndDividendIncomeOperating | $ 21,453 us-gaap_InterestAndDividendIncomeOperating | $ 20,379 us-gaap_InterestAndDividendIncomeOperating | $ 18,842 us-gaap_InterestAndDividendIncomeOperating | $ 9,021 us-gaap_InterestAndDividendIncomeOperating | $ 7,946 us-gaap_InterestAndDividendIncomeOperating | $ 6,821 us-gaap_InterestAndDividendIncomeOperating | $ 87,230 us-gaap_InterestAndDividendIncomeOperating | $ 42,630 us-gaap_InterestAndDividendIncomeOperating | $ 26,952 us-gaap_InterestAndDividendIncomeOperating
Total interest expense | 1,951 us-gaap_InterestExpense | 1,723 us-gaap_InterestExpense | 1,572 us-gaap_InterestExpense | 1,524 us-gaap_InterestExpense | 1,484 us-gaap_InterestExpense | 893 us-gaap_InterestExpense | 803 us-gaap_InterestExpense | 767 us-gaap_InterestExpense | 6,770 us-gaap_InterestExpense | 3,947 us-gaap_InterestExpense | 3,715 us-gaap_InterestExpense
Net interest income | 21,329 us-gaap_InterestIncomeExpenseNet | 20,395 us-gaap_InterestIncomeExpenseNet | 19,881 us-gaap_InterestIncomeExpenseNet | 18,855 us-gaap_InterestIncomeExpenseNet | 17,358 us-gaap_InterestIncomeExpenseNet | 8,128 us-gaap_InterestIncomeExpenseNet | 7,143 us-gaap_InterestIncomeExpenseNet | 6,054 us-gaap_InterestIncomeExpenseNet | 80,460 us-gaap_InterestIncomeExpenseNet | 38,683 us-gaap_InterestIncomeExpenseNet | 23,237 us-gaap_InterestIncomeExpenseNet
Provision for loan losses | 1,811 us-gaap_ProvisionForLoanAndLeaseLosses | 1,375 us-gaap_ProvisionForLoanAndLeaseLosses | 1,747 us-gaap_ProvisionForLoanAndLeaseLosses | 925 us-gaap_ProvisionForLoanAndLeaseLosses | 1,057 us-gaap_ProvisionForLoanAndLeaseLosses | 1,735 us-gaap_ProvisionForLoanAndLeaseLosses | 241 us-gaap_ProvisionForLoanAndLeaseLosses | 379 us-gaap_ProvisionForLoanAndLeaseLosses | 5,858 us-gaap_ProvisionForLoanAndLeaseLosses | 3,412 us-gaap_ProvisionForLoanAndLeaseLosses | 1,739 us-gaap_ProvisionForLoanAndLeaseLosses
Net interest income after provision for loan losses | 19,518 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 19,020 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 18,134 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 17,930 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 16,301 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 6,393 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 6,902 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 5,675 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 74,602 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 35,271 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss | 21,498 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss
Gain on branch sale |  | 12,619 us-gaap_GainLossOnSaleOfBusiness |  |  |  |  |  |  | 12,619 us-gaap_GainLossOnSaleOfBusiness |  |
Bargain purchase gain |  |  |  |  | 9,014 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount |  |  |  |  | 9,014 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount |
Other noninterest income |  |  |  |  |  |  |  |  | 12,148 us-gaap_NoninterestIncomeOther | 3,999 us-gaap_NoninterestIncomeOther |
Noninterest income | 3,721 us-gaap_NoninterestIncome | 15,804 us-gaap_NoninterestIncome | 2,633 us-gaap_NoninterestIncome | 2,609 us-gaap_NoninterestIncome | 11,522 us-gaap_NoninterestIncome | 717 us-gaap_NoninterestIncome | 329 us-gaap_NoninterestIncome | 445 us-gaap_NoninterestIncome | 24,767 us-gaap_NoninterestIncome | 13,013 us-gaap_NoninterestIncome | 2,661 us-gaap_NoninterestIncome
Noninterest expense | 19,685 us-gaap_NoninterestExpense | 18,461 us-gaap_NoninterestExpense | 16,160 us-gaap_NoninterestExpense | 14,896 us-gaap_NoninterestExpense | 14,657 us-gaap_NoninterestExpense | 6,547 us-gaap_NoninterestExpense | 6,173 us-gaap_NoninterestExpense | 5,347 us-gaap_NoninterestExpense | 69,202 us-gaap_NoninterestExpense | 32,724 us-gaap_NoninterestExpense | 18,479 us-gaap_NoninterestExpense
Net income before income tax | 3,554 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 16,363 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 4,607 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 5,643 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 13,166 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 563 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 1,058 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 773 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 30,167 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 15,560 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 5,680 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Total assets | 1,447,898 us-gaap_Assets |  |  |  | 1,288,239 us-gaap_Assets |  |  |  | 1,447,898 us-gaap_Assets | 1,288,239 us-gaap_Assets | 301,462 us-gaap_Assets
Gross loans | 1,005,878 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount |  |  |  | 881,099 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount |  |  |  | 1,005,878 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount | 881,099 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount | 211,249 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Operating Segments | Factoring |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total interest income |  |  |  |  |  |  |  |  | 27,332 us-gaap_InterestAndDividendIncomeOperating / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 17,388 us-gaap_InterestAndDividendIncomeOperating / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 14,434 us-gaap_InterestAndDividendIncomeOperating / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Intersegment interest allocations |  |  |  |  |  |  |  |  | (3,562)tbk_IntersegmentInterestAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | (2,155)tbk_IntersegmentInterestAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | (1,596)tbk_IntersegmentInterestAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Total interest expense |  |  |  |  |  |  |  |  |  | 1 us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 360 us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Net interest income |  |  |  |  |  |  |  |  | 23,770 us-gaap_InterestIncomeExpenseNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 15,232 us-gaap_InterestIncomeExpenseNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 12,478 us-gaap_InterestIncomeExpenseNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Provision for loan losses |  |  |  |  |  |  |  |  | 1,792 us-gaap_ProvisionForLoanAndLeaseLosses / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 881 us-gaap_ProvisionForLoanAndLeaseLosses / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 1,334 us-gaap_ProvisionForLoanAndLeaseLosses / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Net interest income after provision for loan losses |  |  |  |  |  |  |  |  | 21,978 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 14,351 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 11,144 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Other noninterest income |  |  |  |  |  |  |  |  | 1,589 us-gaap_NoninterestIncomeOther / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 1,042 us-gaap_NoninterestIncomeOther / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember |
Noninterest income |  |  |  |  |  |  |  |  |  |  | 967 us-gaap_NoninterestIncome / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Intersegment expense allocations |  |  |  |  |  |  |  |  |  | 104 tbk_IntersegmentExpenseAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 201 tbk_IntersegmentExpenseAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Noninterest expense |  |  |  |  |  |  |  |  | 15,141 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 9,938 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 8,511 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Net income before income tax |  |  |  |  |  |  |  |  | 8,426 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 5,351 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 3,399 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Total assets | 180,527 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember |  |  |  | 122,279 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember |  |  |  | 180,527 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 122,279 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 85,974 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Gross loans | 170,426 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember |  |  |  | 108,954 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember |  |  |  | 170,426 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 108,954 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember | 72,073 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_FactoringMember
Operating Segments | Banking |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total interest income |  |  |  |  |  |  |  |  | 59,824 us-gaap_InterestAndDividendIncomeOperating / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 25,184 us-gaap_InterestAndDividendIncomeOperating / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 12,518 us-gaap_InterestAndDividendIncomeOperating / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Intersegment interest allocations |  |  |  |  |  |  |  |  | 3,562 tbk_IntersegmentInterestAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 2,155 tbk_IntersegmentInterestAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 1,596 tbk_IntersegmentInterestAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Total interest expense |  |  |  |  |  |  |  |  | 5,091 us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 3,577 us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 3,355 us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Net interest income |  |  |  |  |  |  |  |  | 58,295 us-gaap_InterestIncomeExpenseNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 23,762 us-gaap_InterestIncomeExpenseNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 10,759 us-gaap_InterestIncomeExpenseNet / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Provision for loan losses |  |  |  |  |  |  |  |  | 4,066 us-gaap_ProvisionForLoanAndLeaseLosses / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 2,531 us-gaap_ProvisionForLoanAndLeaseLosses / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 405 us-gaap_ProvisionForLoanAndLeaseLosses / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Net interest income after provision for loan losses |  |  |  |  |  |  |  |  | 54,229 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 21,231 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 10,354 us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Gain on branch sale |  |  |  |  |  |  |  |  | 12,619 us-gaap_GainLossOnSaleOfBusiness / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember |  |
Other noninterest income |  |  |  |  |  |  |  |  | 8,898 us-gaap_NoninterestIncomeOther / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 2,674 us-gaap_NoninterestIncomeOther / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember |
Noninterest income |  |  |  |  |  |  |  |  |  |  | 1,687 us-gaap_NoninterestIncome / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Intersegment expense allocations |  |  |  |  |  |  |  |  |  | (104)tbk_IntersegmentExpenseAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | (201)tbk_IntersegmentExpenseAllocations / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Noninterest expense |  |  |  |  |  |  |  |  | 46,808 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 18,191 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 9,548 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Net income before income tax |  |  |  |  |  |  |  |  | 28,938 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 5,818 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 2,694 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Total assets | 1,201,940 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember |  |  |  | 1,129,962 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember |  |  |  | 1,201,940 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 1,129,962 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 215,225 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Gross loans | 835,452 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember |  |  |  | 772,145 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember |  |  |  | 835,452 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 772,145 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember | 139,176 us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = tbk_BankingMember
Corporate |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total interest income |  |  |  |  |  |  |  |  | 74 us-gaap_InterestAndDividendIncomeOperating / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | 58 us-gaap_InterestAndDividendIncomeOperating / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember |
Total interest expense |  |  |  |  |  |  |  |  | 1,679 us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | 369 us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember |
Net interest income |  |  |  |  |  |  |  |  | (1,605)us-gaap_InterestIncomeExpenseNet / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | (311)us-gaap_InterestIncomeExpenseNet / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember |
Net interest income after provision for loan losses |  |  |  |  |  |  |  |  | (1,605)us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | (311)us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember |
Bargain purchase gain |  |  |  |  |  |  |  |  |  | 9,014 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember |
Other noninterest income |  |  |  |  |  |  |  |  | 1,661 us-gaap_NoninterestIncomeOther / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | 283 us-gaap_NoninterestIncomeOther / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember |
Noninterest income |  |  |  |  |  |  |  |  |  |  | 7 us-gaap_NoninterestIncome / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember
Noninterest expense |  |  |  |  |  |  |  |  | 7,253 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | 4,595 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | 420 us-gaap_NoninterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember
Net income before income tax |  |  |  |  |  |  |  |  | (7,197)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | 4,391 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | (413)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember
Total assets | $ 65,431 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember |  |  |  | $ 35,998 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember |  |  |  | $ 65,431 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | $ 35,998 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember | $ 263 us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_CorporateNonSegmentMember

X
- Definition Intersegment expense allocations. + References No definition available. + Details
Name: | tbk_IntersegmentExpenseAllocations
Namespace Prefix: | tbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Intersegment interest allocations. + References No definition available. + Details
Name: | tbk_IntersegmentInterestAllocations
Namespace Prefix: | tbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.18) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 18 -Article 5 + Details
Name: | us-gaap_Assets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (f)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6571-128477 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6527-128477 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6396-128476 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6387-128476 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6393-128476 + Details
Name: | us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment. + References No definition available. + Details
Name: | us-gaap_GainLossOnSaleOfBusiness
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein. + 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 210.9-04.1-5) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 1, 2 , 3, 4, 5 -Article 9 + Details
Name: | us-gaap_InterestAndDividendIncomeOperating
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of the cost of borrowed funds accounted for as interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.9) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 9 -Article 9 + Details
Name: | us-gaap_InterestExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income or expense, including any amortization and accretion (as applicable) of discounts and premiums, including consideration of the provisions for loan, lease, credit, and other related losses. + 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 210.9-04.12) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 12 -Article 9 + Details
Name: | us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The net amount of operating interest income (expense). + 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 210.9-04.10) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 10 -Article 9 + Details
Name: | us-gaap_InterestIncomeExpenseNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes 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 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
Name: | us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total aggregate amount of all noninterest expense. + 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 210.9-04.14) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 14 -Article 9 + Details
Name: | us-gaap_NoninterestExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified. + 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 210.9-04.13) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 13 -Article 9 + Details
Name: | us-gaap_NoninterestIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Represents the total of noninterest income derived from certain activities and assets including (for example): (1) venture capital investments; (2) bank owned life insurance; (3) foreign currency transactions; and (4) mortgage servicing rights. + 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 210.9-04.13) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
Name: | us-gaap_NoninterestIncomeOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- 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 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 9 Reference 3: 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 4: 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=35738203&loc=SL6953423-111524 + Details
Name: | us-gaap_ProvisionForLoanAndLeaseLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_CorporateNonSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |