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						9 Months Ended
	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Mar. 31, 2020	Mar. 31, 2019
Earnings Per Share [Abstract]
Net income (loss) from continuing operations	$ 25,036			$ 8,783			$ 21,935	$ (46,091)
Net loss from discontinued operations, net of tax	(697)			(74,620)			(105,581)	(123,672)
Net income (loss)	$ 24,339	$ (964)	$ (107,021)	$ (65,837)	$ (66,501)	$ (37,425)	$ (83,646)	$ (169,763)
Denominator:
Basic weighted average shares outstanding (shares)	104,032			104,117			104,192	104,045
Effect of dilutive stock options, unvested restricted stock and unvested restricted share units (shares)	305			217			297	0
Diluted weighted average shares outstanding (shares)	104,337			104,334			104,489	104,045
Basic net income (loss) per common share(1):
Basic net income (loss) per common share from continuing operations (USD per share)	$ 0.24			$ 0.08			$ 0.21	$ (0.44)
Basic net loss per common share from discontinued operations (USD per share)	(0.01)			(0.72)			(1.01)	(1.19)
Basic net income (loss) per common share (USD per share)	0.23			(0.63)			(0.80)	(1.63)
Diluted net income (loss) per common share(1):
Diluted net income (loss) per common share from continuing operations (USD per share)	0.24			0.08			0.21	(0.44)
Diluted net loss per common share from discontinued operations (USD per share)	(0.01)			(0.72)			(1.01)	(1.19)
Diluted income (loss) per common share (USD per share)	$ 0.23			$ (0.63)			$ (0.80)	$ (1.63)