Earnings Per Share (Computation Of Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Earnings Per Share [Abstract]
Net (loss) income from continuing operations	$ (29,278)	$ 43,130	$ (52,379)	$ 61,743
Net (loss) income from discontinued operations, net of tax	(37,223)	3,973	(51,547)	5,206
Net (loss) income	$ (66,501)	$ 47,103	$ (103,926)	$ 66,949
Denominator:
Basic weighted average shares outstanding (shares)	104,056	103,837	104,009	103,773
Effect of dilutive stock options, unvested restricted stock and unvested restricted share units (shares)	0	603	0	606
Diluted weighted average shares outstanding (shares)	104,056	104,440	104,009	104,379
Basic net (loss) income per common share:
Basic net income (loss) per common share from continuing operations (USD per share)	$ (0.28)	$ 0.42	$ (0.50)	$ 0.59
Basic net income (loss) per common share from discontinued operations (USD per share)	(0.36)	0.04	(0.50)	0.05
Basic net income (loss) per common share (USD per share)	(0.64)	0.45	(1.00)	0.65
Diluted net (loss) income per common share:
Diluted net income (loss) per common share from continuing operations (USD per share)	(0.28)	0.41	(0.50)	0.59
Diluted net income (loss) per common share from discontinued operations (USD per share)	(0.36)	0.04	(0.50)	0.05
Diluted net income (loss) per common share (USD per share)	$ (0.64)	$ 0.45	$ (1.00)	$ 0.64