Commitments and contingencies - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions		9 Months Ended
	Aug. 16, 2022	Sep. 30, 2022
Other Commitments [Line Items]
Percentage of excise tax on certain repurchases of stock by publicly traded U.S. domestic corporations	1.00%
Percentage of the fair market value of the shares repurchased at the time of the repurchase representing excise tax amount	1.00%
Underwriting Agreement [Member]
Other Commitments [Line Items]
Term of option for underwriters to purchase additional Units to cover over-allotments		45 days
Additional units that can be purchased to cover over-allotments		3,000,000
Underwriting discount per unit		$ 0.2
Underwriting discount payable		$ 4.6
Deferred underwriting commission payable per unit		$ 0.35
Deferred underwriting commission payable non current		$ 8.1