Name:	btdr_TaxRateEffectOfPriorYearTrueUps
Namespace Prefix:	btdr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

The applicable income tax rate.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2023-01-01
-Paragraph 81
-Subparagraph c
-Clause ii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_c_ii&doctype=Standard
-URIDate 2023-03-23

Name:	ifrs-full_ApplicableTaxRate
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

The tax expense (income) divided by the accounting profit. [Refer: Accounting profit]

Name:	ifrs-full_AverageEffectiveTaxRate
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

Name:	ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Tax rate effects, in aggregate, on the reconciliation between the average effective tax rate and the applicable tax rate that the entity does not separately disclose in the reconciliation. [Refer: Average effective tax rate; Applicable tax rate]

Name:	ifrs-full_OtherTaxRateEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the expenses not deductible in determining taxable profit. [Refer: Average effective tax rate; Applicable tax rate]

Name:	ifrs-full_TaxRateEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the application of foreign tax rates. [Refer: Average effective tax rate; Applicable tax rate]

Name:	ifrs-full_TaxRateEffectOfForeignTaxRates
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from revenue that is exempt from taxation. [Refer: Average effective tax rate; Applicable tax rate]

Name:	ifrs-full_TaxRateEffectOfRevenuesExemptFromTaxation
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from tax losses. [Refer: Average effective tax rate; Applicable tax rate]