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Fair Value Measurements - Additional Information (Details) $ in Thousands	Sep. 30, 2025 USD ($)
Fair Value Disclosures [Abstract]
Transfers between level 3	$ 0

X

- Definition

Fair value transfers between levels transfers amount.

+ References

No definition available.

+ Details

Name:	ivvd_FairValueTransfersBetweenLevelsTransfersAmount
Namespace Prefix:	ivvd_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

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