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Common Shares (Tables)

9 Months Ended

Jan. 31, 2020

Stockholders' Equity Note [Abstract]

Common Shares Information

The following table sets forth common share information.

			January 31, 2020						April 30, 2019
Common shares authorized			300.0						300.0
Common shares outstanding			114.0						113.7
Treasury shares			32.5						32.8

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Common Share Information

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