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Data Type:	xbrli:stringItemType
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The amount of non-current warrant liabilities. [Refer: Warrant liability]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_55&doctype=Standard
-URIDate 2024-03-27

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

The cash inflow from issuing shares.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2024-01-01
-Paragraph 17
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_17_a&doctype=Standard
-URIDate 2024-03-27

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

The amount of cost related to the issuance of shares.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 106
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_106_d&doctype=Standard
-URIDate 2024-03-27

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

The value of significant unobservable input used in the measurement of the fair value of liabilities.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 13
-IssueDate 2024-01-01
-Paragraph 93
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_93_d&doctype=Standard
-URIDate 2024-03-27

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Data Type:	xbrli:decimalItemType
Balance Type:	na
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Represents the gross proceeds from issuance of units.

No definition available.

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

Exercise price per share or per unit of warrants or rights outstanding.

No definition available.

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Namespace Prefix:	odv_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

No definition available.

Name:	odv_IfrsClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight
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Data Type:	xbrli:sharesItemType
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Period Type:	instant

Per share or per unit amount of equity securities issued.

No definition available.

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Namespace Prefix:	odv_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

No definition available.

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

Amount of investment arranger fees incurred during the period.

No definition available.

Name:	odv_InvestmentArrangerFees
Namespace Prefix:	odv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Number of common shares included in each unit.

No definition available.

Name:	odv_NumberOfCommonSharesIncludedInEachUnit
Namespace Prefix:	odv_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Number of shares issued during the period for issuance costs attributable to issuance of equity instruments

No definition available.

Name:	odv_NumberOfSharesIssuedForRelatedShareIssuanceCosts
Namespace Prefix:	odv_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Represents the number of units issued during the period.

No definition available.

Name:	odv_NumberOfUnitsIssuedDuringPeriod
Namespace Prefix:	odv_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Number of warrants included in each unit.

No definition available.

Name:	odv_NumberOfWarrantsIncludedInEachUnit
Namespace Prefix:	odv_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Percentage of the aggregate gross proceeds, being the cash commission paid.

No definition available.

Name:	odv_PercentageOfAggregateGrossProceedsCashCommission
Namespace Prefix:	odv_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

The amount of issuance costs allocated to warrants.

No definition available.

Name:	odv_WarrantsIssueRelatedCost
Namespace Prefix:	odv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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Name:	ifrs-full_UnobservableInputsAxis=odv_DividendPerShareMeasurementInputMember
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Data Type:	na
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Name:	ifrs-full_UnobservableInputsAxis=ifrs-full_HistoricalVolatilityForSharesMeasurementInputMember
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Data Type:	na
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Name:	ifrs-full_UnobservableInputsAxis=ifrs-full_InterestRateMeasurementInputMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ifrs-full_UnobservableInputsAxis=odv_ExpectedLifeMeasurementInputMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ifrs-full_UnobservableInputsAxis=odv_ExercisePriceUsdMeasurementInputMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ifrs-full_UnobservableInputsAxis=odv_SharePriceUsdMeasurementInputMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ifrs-full_UnobservableInputsAxis=odv_FairValueMeasurementInputMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	odv_IfrsSaleOfStockAxis=odv_BrokeredPrivatePlacementAugust2025Member
Namespace Prefix:
Data Type:	na
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