XML 39 R30.htm IDEA: XBRL DOCUMENT
v3.22.4

Stockholders' Equity - Common Stock - Additional Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Oct. 12, 2022 | Dec. 31, 2022 | Jul. 25, 2022 | Jan. 29, 2021 | Jan. 19, 2021
Class Of Stock [Line Items] |  |  |  |  |
Securities authorized for offer and sale, amount |  |  |  |  | $ 150,000,000.0
2021 Inducement Equity Plan [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common shares authorized to be issued |  | 750,000 |  |  |
Equity Incentive Plan 2022 [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common shares authorized to be issued | 1,363,000 |  | 750,000 |  |
Excercise price per share | $ 2.75 |  |  |  |
Equity Incentive Plan 2022 [Member] | Common Stock [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common shares authorized to be issued | 50,000 |  |  |  |
Equity Incentive Plan 2012 [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common shares authorized to be issued | 1,236,738 |  |  |  |
Common stock shares issued | 126,262 |  |  |  |
2022 Inducement Equity Plan [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common shares authorized to be issued | 1,000 |  |  |  |
Maximum [Member] | Equity Incentive Plan 2022 [Member] | Common Stock [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common shares authorized to be issued | 51,000 |  |  |  |
2018 Sales Agreement [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Equity sales agreement expiration date |  | Feb. 22, 2021 |  |  |
ATM Prospectus Supplement [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Issuance of common stock from stock options exercises, net, Shares |  | 1,580,862 |  |  |
Value of shares sold under equity distribution agreement |  | $ 21,700,000 |  |  |
2021 Shelf [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common stock value reserved for future issuance |  | 100,000,000.0 |  |  |
IPO [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Securities authorized for offer and sale, amount |  | 100,000,000.0 |  |  |
At-The-Market Facility [Member] | ATM Prospectus Supplement [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common stock value reserved for future issuance |  | $ 28,300,000 |  |  |
Issuance of common stock from stock options exercises, net, Shares |  | 0 |  |  |
At-The-Market Facility [Member] | ATM Prospectus Supplement [Member] | Maximum [Member] |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Common stock value reserved for future issuance |  |  |  | $ 50,000,000.0 |

X
- Definition Combination of securities authorized for offer and sale. + References No definition available. + Details
Name: | onvo_CombinationOfSecuritiesAuthorizedForOfferAndSale
Namespace Prefix: | onvo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Common stock capital value reserved for future issuance. + References No definition available. + Details
Name: | onvo_CommonStockCapitalValueReservedForFutureIssuance
Namespace Prefix: | onvo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Equity sales agreement expiration date. + References No definition available. + Details
Name: | onvo_EquitySalesAgreementExpirationDate
Namespace Prefix: | onvo_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ClassOfStockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares authorized for issuance under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares issued under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Per share or per unit amount of equity securities issued. + References No definition available. + Details
Name: | us-gaap_SharesIssuedPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of new stock issued during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodValueNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_PlanNameAxis=onvo_TwoThousandAndTwentyOneInducementEquityPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=onvo_EquityIncentivePlanTwoThousandTwentyTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=onvo_EquityIncentivePlanTwoThousandTwelveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=onvo_TwoThousandAndTwentyTwoInducementEquityPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherCommitmentsAxis=onvo_TwoThousandEighteenSalesAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherCommitmentsAxis=onvo_ProspectusTo2021ShelfMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherCommitmentsAxis=onvo_TwoThousandAndTwentyOneShelfMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=onvo_AtTheMarketFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |