Debt instrument, maximum redemption capacity

No definition available.

Name:	ck0001465872_DebtInstrumentMaximumRedemptionCapacity
Namespace Prefix:	ck0001465872_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Debt instrument tender offer to purchase.

+ References

No definition available.

+ Details

Name:	ck0001465872_DebtInstrumentTenderOfferToPurchase
Namespace Prefix:	ck0001465872_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

+ References

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-Publisher FASB
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+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

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+ Details

Name:	us-gaap_DebtInstrumentRedemptionPricePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Cash received for the settlement of litigation during the current period.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

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+ Details

Name:	us-gaap_RepaymentsOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	srt_CounterpartyNameAxis=ck0001465872_PetrobrasAmericaIncAndPetrobrasVenezuelaInvestmentsAndServicesBVMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ConsolidatedEntitiesAxis=ck0001465872_VantageDeepwaterCompanyMember
Namespace Prefix:
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Balance Type:
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- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=ck0001465872_NinePointTwoFivePercentFirstLienNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=ck0001465872_FirstPaymentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Debt - 9.25% First Lien Notes - Additional Information (Detail) - USD ($)				12 Months Ended
	Jul. 08, 2019	Jun. 21, 2019	Nov. 30, 2018	Dec. 31, 2021
Petrobras Award \| VDEEP
Debt Instrument [Line Items]
Damages awarded, aggregate amount		$ 690,800,000
Petrobras Award \| VDDI
Debt Instrument [Line Items]
Damages awarded, aggregate amount		$ 10,100,000
9.25% First Lien Notes
Debt Instrument [Line Items]
Issuance of debt			$ 350,000,000.0
Letters of credit				$ 900,000
Debt instrument, maturity date				Nov. 15, 2023
Debt repurchase, maximum permissible limit	$ 75,000,000.0
Debt purchase price as percentage of principal amount	100.00%
Tender to purchase	$ 0
9.25% First Lien Notes \| New Letter of Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			50,000,000.0
9.25% First Lien Notes \| First Payment [Member] \| Maximum
Debt Instrument [Line Items]
Repayments of debt			$ 50,000,000.0