Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parenthetical)

v3.22.2.2
Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parenthetical)
3 Months Ended 6 Months Ended
Jul. 31, 2021
Jul. 31, 2021
Statement of Stockholders' Equity [Abstract]    
Exchange ratio 0.8141070 0.8141070