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Consolidated Balance Sheets (Parenthetical) - $ / shares shares in Millions | Mar. 31, 2024 | Mar. 31, 2023
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Class A Voting Common Shares |  |
Common shares, no par value | $ 0 | $ 0
Authorized common shares | 500.0 | 500.0
Common shares, shares issued | 83.6 | 83.5
Class B Non-Voting Common Shares |  |
Common shares, no par value | $ 0 | $ 0
Authorized common shares | 500.0 | 500.0
Common shares, shares issued | 151.7 | 145.9

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