Earnings (Loss) 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, 2019	Sep. 30, 2019	Dec. 31, 2018	Sep. 30, 2018	Dec. 31, 2019	Dec. 31, 2018
Earnings Per Share [Abstract]
Net income (loss) from continuing operations	$ 1,852		$ (31,787)		$ (3,101)	$ (54,874)
Net loss from discontinued operations, net of tax	(2,816)		(34,714)		(104,884)	(49,052)
Net loss	$ (964)	$ (107,021)	$ (66,501)	$ (37,425)	$ (107,985)	$ (103,926)
Denominator:
Basic weighted average shares outstanding (shares)	104,318		104,056		104,272	104,009
Effect of dilutive stock options, unvested restricted stock and unvested restricted share units (shares)	301		0		0	0
Diluted weighted average shares outstanding (shares)	104,619		104,056		104,272	104,009
Basic net income (loss) per common share:
Basic net loss income per common share from continuing operations (USD per share)	$ 0.02		$ (0.31)		$ (0.03)	$ (0.53)
Basic net loss per common share from discontinued operations (USD per share)	(0.03)		(0.33)		(1.01)	(0.47)
Basic net loss income per common share (USD per share)	(0.01)		(0.64)		(1.04)	(1.00)
Diluted net income (loss) per common share:
Diluted net loss income per common share from continuing operations (USD per share)	0.02		(0.31)		(0.03)	(0.53)
Diluted net loss per common share from discontinued operations (USD per share)	(0.03)		(0.33)		(1.01)	(0.47)
Diluted loss income per common share (USD per share)	$ (0.01)		$ (0.64)		$ (1.04)	$ (1.00)