CONDENSED STATEMENT OF CHANGES IN SHAREHOLDER'S EQUITY (Parenthetical)	Mar. 31, 2021 shares
Class B Common Stock \| Over-allotment option
Maximum shares subject to forfeiture	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