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The amount of decrease in the fair value measurement of assets (liabilities), recognised in profit or loss after tax, due to a change in multiple unobservable inputs to reflect reasonably possible alternative assumptions. [Refer: Tax income (expense)]

No definition available.

Name:	bbplc_DecreaseInFairValueMeasurementDueToChangeInMultipleUnobservableInputsToReflectReasonablyPossibleAlternativeAssumptionsRecognisedInProfitOrLossAfterTaxAssetsLiabilities
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The amount of increase in the fair value measurement of assets (liabilities), recognised in other comprehensive income after tax, due to a change in multiple unobservable inputs to reflect reasonably possible alternative assumptions. [Refer: Tax income (expense)]

No definition available.

Name:	bbplc_IncreaseInFairValueMeasurementDueToChangeInMultipleUnobservableInputsToReflectReasonablyPossibleAlternativeAssumptionsRecognisedInOCIAfterTaxAssetsLiabilities
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The amount of increase in the fair value measurement of assets (liabilities), recognised in profit or loss after tax, due to a change in multiple unobservable inputs to reflect reasonably possible alternative assumptions. [Refer: Tax income (expense)]

No definition available.

Name:	bbplc_IncreaseInFairValueMeasurementDueToChangeInMultipleUnobservableInputsToReflectReasonablyPossibleAlternativeAssumptionsRecognisedInProfitOrLossAfterTaxAssetsLiabilities
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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

No definition available.

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