Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Millions, $ in Millions	Jun. 30, 2015	Jun. 30, 2014
Allowance for doubtful accounts	$ 7.6	$ 9.0
Common stock, outstanding	68.9	73.5

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Data Type:	xbrli:sharesItemType
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