Commitments and Contingencies - Summary of Minimum Future Rental Payments on Operating Lease Not Yet Commenced (Details) $ in Thousands	Sep. 30, 2022 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Remainder of 2022	$ 145
2023	758
2024	584
Total lease payments	$ 1,487

Lessee operating lease liability not yet commenced payments due in next twelve months.

No definition available.

Name:	nari_LesseeOperatingLeaseLiabilityNotYetCommencedPaymentsDueInNextTwelveMonths
Namespace Prefix:	nari_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant