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The fee, expressed as a percentage of the consideration for the investor's commitment, PubCo will agree to pay the investor a commitment fee.

No definition available.

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The maximum additional amount for reimburse certain expenses.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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The maximum amount of quarterly legal fees not including.

No definition available.

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The maximum amount for reimburse certain expenses.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The minimum amount the entity agreed to spend under the purchase commitment.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Period covered by the purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Purchase price of PubCo's common stock expressed as a percentage.

No definition available.

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The amount of discretionary bonus payable based on the performance.

No definition available.

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Data Type:	xbrli:monetaryItemType
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The amount of fee per month until three-month anniversary from the announcement date of the business combination.

No definition available.

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Data Type:	xbrli:monetaryItemType
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The amount of transaction fee tied to redemption outcomes at the completion of the reverse recapitalization.

No definition available.

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Data Type:	xbrli:monetaryItemType
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The percentage on gross proceeds as fee for lead distribution agent services under the reverse recapitalization.

No definition available.

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Period to be served as lead distribution agent under the reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationMarketingAgreementLeadDistributionAgentServicePeriod
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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

The percentage on gross proceeds for structured incremental fee for marketing agreement under the reverse recapitalization.

No definition available.

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Data Type:	dtr-types:percentItemType
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Period Type:	instant

The percentage on gross proceeds for structured fee for marketing agreement, under the reverse recapitalization.

No definition available.

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Data Type:	dtr-types:percentItemType
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The amount of threshold gross proceeds to calculate fee for marketing agreement under the reverse recapitalization.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Threshold period for the payment of structured fee for marketing agreements under the reverse recapitalization.

No definition available.

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Namespace Prefix:	drdb_
Data Type:	xbrli:durationItemType
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Period Type:	duration

The percentage on gross proceeds as fee for marketing services under the reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationMarketingServicesFeePercentageOnGrossProceeds
Namespace Prefix:	drdb_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Period within which the company must have the registration statement declared effective after regulatory authority nonreview notice pursuant to reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationNonreviewEffectivenessPeriod
Namespace Prefix:	drdb_
Data Type:	xbrli:durationItemType
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Period Type:	duration

Number of shares for each share outstanding under the reverse recapitalization.

No definition available.

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Data Type:	xbrli:integerItemType
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Number of shares for each warrant under the reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationNumberOfSharesForEachWarrant
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Data Type:	xbrli:integerItemType
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Period Type:	duration

Number of warrant for each warrant outstanding under the reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationNumberOfWarrantForEachWarrantOutstanding
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Period after which the registration rights agreement terminates pursuant to reverse recapitalization.

No definition available.

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Period within which the company must have the registration statement declared effective after filing without review but no later than the earlier with regulatory authority pursuant to business reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationRegistrationStatementEffectivenessPeriod
Namespace Prefix:	drdb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Period within which the company must have the registration statement declared effective after filing with regulatory authority review pursuant to reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationRegistrationStatementEffectivenessPeriodOnRegulatoryAuthorityReview
Namespace Prefix:	drdb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Period within which the company must file a registration statement after closing pursuant to reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationRegistrationStatementFilingPeriod
Namespace Prefix:	drdb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Equity value of the target company.

No definition available.

Name:	drdb_ReverseRecapitalizationTargetCompanyEquityValue
Namespace Prefix:	drdb_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Period during which shareholders are restricted from transferring shares after closing pursuant to reverse recapitalization.

No definition available.

Name:	drdb_ReverseRecapitalizationTransferOfSharesLockupPeriod
Namespace Prefix:	drdb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Number of shares for each for conversion of shares from once class to another class under sponsor support agreement.

No definition available.

Name:	drdb_SponsorSupportAgreementConversionOfSharesFromOneClassToAnotherClassSharesForEachShare
Namespace Prefix:	drdb_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Face amount or stated value per share of common stock.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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