CONDENSED STATEMENTS OF OPERATIONS (Parenthetical) - shares	Aug. 16, 2021	Jun. 30, 2021
Class B Common Stock \| Over-allotment option
MaximumCommonStockSharesSubjectToForfeiture	750,000	750,000

Represents the maximum number of common stock shares subject to forfeiture.

No definition available.

Name:	xpax_Maximumcommonstocksharessubjecttoforfeiture
Namespace Prefix:	xpax_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant