XML 15 R5.htm IDEA: XBRL DOCUMENT v3.25.3
CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - SFr / shares
Sep. 30, 2025
Mar. 31, 2025
Statement of Financial Position [Abstract]    
Shares, par value (in CHF per share) SFr 0.25 SFr 0.25
Shares issued (in shares) 160,784,460 168,994,000
Treasury, at cost, shares (in shares) 13,889,105 20,485,000