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Exchange offer costs.

No definition available.

Name:	tbk_ExchangeOfferCosts
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Transfer of portfolio premises and equipment to held for sale 1.

No definition available.

Name:	tbk_TransferOfPortfolioPremisesAndEquipmentToHeldForSale1
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The sum of the periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings. This is called accretion if the security was purchased at a discount and amortization if it was purchased at premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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-Paragraph 28

-Subparagraph (b)

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-SubTopic 10

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-Paragraph 2

-Subparagraph (SX 210.5-03.8)

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-Number 210

-Section 03

-Paragraph 8

-Article 5

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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-SubTopic 30

-Section 45

-Paragraph 2

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-Topic 350

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-Paragraph 2

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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-Glossary Cash

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-Glossary Cash Equivalents

-URI http://asc.fasb.org/extlink&oid=6507016

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 1

-Article 5

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-SubTopic 10

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-Paragraph 1

-Subparagraph (SX 210.5-02.1)

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Name:	us-gaap_CashAndCashEquivalentsAtCarryingValue
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Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.

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Amount of deferred income tax expense (benefit) and income tax credits.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

Name:	us-gaap_Depreciation
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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.

No definition available.

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The net gain (loss) realized from the sale, exchange, redemption, or retirement of securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.

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-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 13

-Subparagraph h

-Article 9

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-Topic 944

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-Paragraph 1

-Subparagraph (SX 210.7-04.3)

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-Number 210

-Section 04

-Paragraph 3

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The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

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-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.13(h))

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-Topic 944

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.3(a))

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The net gain (loss) resulting from sales and other disposals of other real estate owned, increases (decreases) in the valuation allowance for foreclosed real estate, and write-downs of other real estate owned after acquisition or physical possession.

Name:	us-gaap_GainsLossesOnSalesOfOtherRealEstate
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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.

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The net cash inflow or outflow for the increase (decrease) in the beginning and end of period deposits balances.

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-Topic 942

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-Paragraph 1

-Subparagraph (b)

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-Topic 230

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-Paragraph 8

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Name:	us-gaap_IncreaseDecreaseInDeposits
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The increase (decrease) during the reporting period in other assets used in operating activities not separately disclosed in the statement of cash flows. May include changes in other current assets, other noncurrent assets, or a combination of other current and noncurrent assets.

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The increase (decrease) during the reporting period in other liabilities used in operating activities not separately disclosed in the statement of cash flows. May include changes in other current liabilities, other noncurrent liabilities, or a combination of other current and noncurrent liabilities.

Name:	us-gaap_IncreaseDecreaseInOtherOperatingLiabilities
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The amount of cash paid for interest during the period.

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-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 2

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-Topic 230

-SubTopic 10

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Name:	us-gaap_InterestPaid
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Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

Name:	us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
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Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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-SubTopic 10

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-Paragraph 1

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-Glossary Other Comprehensive Income

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-Glossary Net Income

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-Paragraph 1

-Subparagraph (SX 210.7-04.19)

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-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.18)

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.22)

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-Number 210

-Section 03

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-Article 5

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-Number 210

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-Article 9

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Change in carrying amount of other real estate not separately disclosed. The change includes for example, but is not limited to, additions, improvements, disposals and valuation adjustments.

No definition available.

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The amount of cash paid for the origination of mortgages that are held for sale.

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Amount of cash outflow (inflow) from acquisition or sale of Federal Reserve Bank (FRB) stock.

No definition available.

Name:	us-gaap_PaymentsForProceedsFromFederalReserveBankStock
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The net cash outflow or inflow for the increase (decrease) in the beginning and end of period of loan and lease balances which are not originated or purchased specifically for resale. Includes cash payments and proceeds associated with (a) loans held-for-investment, (b) leases held-for-investment, and (c) both.

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The cash outflow to reacquire common stock during the period.

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Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests.

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The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity.

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-Glossary Investing Activities

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Name:	us-gaap_PaymentsToAcquireAvailableForSaleSecurities
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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

Name:	us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

Name:	us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

Name:	us-gaap_ProceedsFromDivestitureOfBusinesses
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The cash inflow from the additional capital contribution to the entity.

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The cash inflow associated with maturities (principal being due), prepayments and calls (requests of early payments) on securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale securities.

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-Glossary Investing Activities

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-Paragraph 11

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-SubTopic 10

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-Subparagraph (a),(b)

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The cash flow from investments sold under the agreement to repurchase such investment.

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-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

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Cash inflows (outflows) from issuing and redeeming redeemable preferred stock; includes convertible and nonconvertible redeemable preferred stock.

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-Publisher FASB

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The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.

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-Name Accounting Standards Codification

-Glossary Investing Activities

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The cash inflow resulting from the sale of loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization.

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The cash inflow associated with the sale of other investments not otherwise defined in the taxonomy.

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Name:	us-gaap_ProceedsFromSaleOfOtherInvestments
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The cash inflow associated with the sale of other real estate not otherwise defined in the taxonomy.

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Amount of expense related to estimated loss from loan and lease transactions.

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The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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Value of loans and leases held in the entity's portfolio transferred to loans and leases held-for-sale in noncash transactions.

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Value transferred from mortgage loans to real estate owned (REO) in noncash transactions.