Condensed Consolidated Statements of Operations (Parenthetical) - Reinvent Technology Partners Y [Member] - shares	Feb. 10, 2021	Dec. 31, 2020
Shares subject to forfeiture		3,187,500
Aggregate ordinary shares outstanding related to share capitalization	24,437,500	24,437,500
Class B Ordinary Shares
Shares subject to forfeiture		3,187,500
Aggregate ordinary shares outstanding related to share capitalization	24,437,500	24,437,500

Aggregate Ordinary Shares Outstanding Related to Share Capitalization.

No definition available.

Name:	aur_AggregateOrdinarySharesOutstandingRelatedToShareCapitalization
Namespace Prefix:	aur_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant