Fair Value of Assets and Liabilities - Additional Information (Details) $ in Thousands	6 Months Ended
Jun. 30, 2025 USD ($)
Fair Value Disclosures [Abstract]
Transfer within the fair value hierarchy	$ 0

Fair value of assets and liabilities within various level of transfer amount.

No definition available.

Name:	aura_FairValueOfAssetsAndLiabilitiesWithinVariousLevelOfTransferAmount
Namespace Prefix:	aura_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration