Unaudited Consolidated Statements of Stockholders' Equity (Parentheticals) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Pension and OPEB adjustments, tax	$ (0.3)	$ (0.3)	$ (0.7)	$ (0.7)
Change in fair value of derivatives, tax	$ 0.1	$ 0.3	$ 0.2	$ 0.3
Dividends declared, per share (in dollars per share)	$ 0.24	$ 0.22	$ 0.46	$ 0.42

Aggregate dividends declared during the period for each share of common stock outstanding.

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