Aurora Innovation, Inc. Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)	9 Months Ended
	Sep. 30, 2021 USD ($) shares
Additional sale of stock \| shares	12,750,000
Underwriting agreement description	The underwriters were entitled to an underwriting discount of $0.20 per unit, or approximately $19.6 million in the aggregate, paid upon the closing of the Initial Public Offering. In addition, $0.35 per unit, or approximately $34.2 million in the aggregate will be payable to the underwriters for deferred underwriting commissions. The deferred fee will become payable to the underwriters from the amounts held in the Trust Account solely in the event that the Company completes a Business Combination, subject to the terms of the underwriting agreement.
Deferred legal fees	$ 18,182
Deferred legal fees [Member]
Deferred legal fees	$ 18,000