Minimum period the individual is required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 710
-SubTopic 10
-Section 55
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482943/710-10-55-7

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

Name:	us-gaap_DeferredCompensationArrangementWithIndividualRequisiteServicePeriod1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of cost for defined contribution plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 70
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480794/715-70-50-1

+ Details

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

- 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

+ Details

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

- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

No definition available.

+ Details

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

- Definition

Percentage employer matches of the employee's percentage contribution matched.

+ References

No definition available.

+ Details

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

- Definition

Percentage of employer's matching contributions to a defined contribution plan that vests in a given year.

+ References

No definition available.

+ Details

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

- Definition

Maximum amount the employee may contribute to a defined contribution plan.

+ References

No definition available.

+ Details

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

- Definition

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_RetirementPlanNameAxis=cveo_DeferredProfitSharingPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RetirementPlanNameAxis=cveo_GroupRegisteredRetirementSavingsPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RetirementPlanNameAxis=cveo_AustralianRetirementSavingsPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RetirementPlanNameAxis=cveo_U.S.RetirementSavingsPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	us-gaap_VestingAxis=cveo_First4Contributedmatchedat100Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=cveo_Next2OfEmployeePayContributedMatchedat50Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=cveo_A40VestingRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=cveo_A20VestingRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

RETIREMENT PLANS (Details) $ in Millions	12 Months Ended
RETIREMENT PLANS (Details) $ in Millions	Dec. 31, 2023 USD ($)	Dec. 31, 2023 CAD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Defined Contribution Plan Disclosure [Line Items]
Recognized defined contribution plan expense	$ 10.2		$ 8.2	$ 7.6
Required years of service for vesting in employer contributions	2 years	2 years
Deferred Profit Sharing Plan
Defined Contribution Plan Disclosure [Line Items]
Percentage of contributed employee gross pay matched by employer	5.00%	5.00%
Maximum annual contributions per employee		$ 15,780
Group Registered Retirement Savings Plan
Defined Contribution Plan Disclosure [Line Items]
Percentage of contributed employee gross pay matched by employer	6.00%	6.00%
Maximum annual contributions per employee		$ 30,780
Australian Retirement Savings Plan
Defined Contribution Plan Disclosure [Line Items]
Percentage of contributed employee gross pay matched by employer	10.50%	10.50%
U.S. Retirement Savings Plan
Defined Contribution Plan Disclosure [Line Items]
Percentage of contributed employee gross pay matched by employer	6.00%	6.00%
U.S. Retirement Savings Plan \| Minimum
Defined Contribution Plan Disclosure [Line Items]
Maximum annual percent of pay contributed by employee	1.00%	1.00%
U.S. Retirement Savings Plan \| Maximum
Defined Contribution Plan Disclosure [Line Items]
Required years of service for vesting in employer contributions	3 years	3 years
Maximum annual percent of pay contributed by employee	75.00%	75.00%
U.S. Retirement Savings Plan \| First 4% of employee pay contributed matched at 100%
Defined Contribution Plan Disclosure [Line Items]
Percentage of contributed employee gross pay matched by employer	4.00%	4.00%
Percent of employer matching contribution	100.00%	100.00%
U.S. Retirement Savings Plan \| Next 2% of employee pay contributed matched at 50%
Defined Contribution Plan Disclosure [Line Items]
Percentage of contributed employee gross pay matched by employer	2.00%	2.00%
Percent of employer matching contribution	50.00%	50.00%
U.S. Retirement Savings Plan \| 40% Vesting Rate
Defined Contribution Plan Disclosure [Line Items]
Annual vesting percentage	40.00%	40.00%
U.S. Retirement Savings Plan \| 40% Vesting Rate \| Minimum
Defined Contribution Plan Disclosure [Line Items]
Required years of service for vesting in employer contributions	2 years	2 years
U.S. Retirement Savings Plan \| 20% Vesting Rate
Defined Contribution Plan Disclosure [Line Items]
Annual vesting percentage	20.00%	20.00%