Consolidated Balance Sheets (Parenthetical) - $ / shares shares in Thousands	Sep. 30, 2020	Jun. 30, 2020	Sep. 30, 2019
Statement of Financial Position [Abstract]
Common Stock, Par Value	$ 0.01	$ 0.01	$ 0.01
Common Stock, Shares Authorized	200,000	200,000	200,000
Common Stock, Shares Outstanding	52,089	51,871	54,649
Treasury Stock, Shares	28,912	28,794	25,862