SCHEDULE OF GAIN ON THE DISPOSITION OF DISCONTINUED OPERATIONS (Details) $ in Thousands	6 Months Ended
Jun. 30, 2026 USD ($)
Discontinued Operations and Disposal Groups [Abstract]
Sales proceeds received	$ 16,499
Amount held in escrow	900
Total sales price	17,399
Net assets transferred to buyer	(2,405)
Transaction expenses	(784)
Income tax expense	(710)
Gain on disposition of SDC, net of income taxes	$ 13,500

Discontinued operation amount held in escrow on disposal of discontinued operation.

No definition available.

Name:	CVV_DiscontinuedOperationAmountHeldInEscrowOnDisposalOfDiscontinuedOperation
Namespace Prefix:	CVV_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Discontinued operation gain loss on disposal of discontinued operations.

No definition available.

Name:	CVV_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperations
Namespace Prefix:	CVV_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Discontinued operation income tax expense on disposal of discontinued operations.

No definition available.

Name:	CVV_DiscontinuedOperationIncomeTaxExpenseOnDisposalOfDiscontinuedOperations
Namespace Prefix:	CVV_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Discontinued operation net assets transferred to buyer on disposal of discontinued operations.

No definition available.

Name:	CVV_DiscontinuedOperationNetAssetsTransferredToBuyerOnDisposalOfDiscontinuedOperations
Namespace Prefix:	CVV_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Discontinued operation sales proceeds received on disposal of discontinued operations.

No definition available.

Name:	CVV_DiscontinuedOperationSalesProceedsReceivedOnDisposalOfDiscontinuedOperations
Namespace Prefix:	CVV_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Discontinued operation transaction expenser on disposal of discontinued operations.

No definition available.

Name:	CVV_DiscontinuedOperationTransactionExpenserOnDisposalOfDiscontinuedOperations
Namespace Prefix:	CVV_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Discontinued operation transaction total sales price on disposal of discontinued operations.

No definition available.

Name:	CVV_DiscontinuedOperationTransactionTotalSalesPriceOnDisposalOfDiscontinuedOperations
Namespace Prefix:	CVV_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

No definition available.

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