Earnings Per Share (Narrative) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Jun. 21, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Authorized amount					$ 250,000,000
Remaining authorized repurchase amount	$ 250,000,000		$ 250,000,000
Stock Based Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (shares)	1,152,000	567,000	1,152,000	573,000
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (shares)	388,000		388,000
Common Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (shares)	111,000	0	111,000