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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical)
9 Months Ended
Dec. 31, 2024
$ / shares
Dec. 31, 2024
SFr / shares
Dec. 31, 2023
$ / shares
Dec. 31, 2023
SFr / shares
Statement of Stockholders' Equity [Abstract]        
Cash dividends per share (in dollars per share) | (per share) $ 1.37 SFr 1.16 $ 1.19 SFr 1.06