(LOSS) EARNINGS PER SHARE - Computation of Basic and Diluted Net (Loss) Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Numerator:
Net (loss) income from continuing operations	$ (116,537)	$ 77,873	$ 66,109
Net income from discontinued operations, net of tax	0	0	11,255
Net (loss) income	$ (116,537)	$ 77,873	$ 77,364
Denominator:
Basic weighted average shares outstanding (shares)	89,396	92,989	100,235
Effect of dilutive stock options, unvested restricted stock and unvested restricted share units (shares)	0	356	1,087
Diluted weighted average shares outstanding (shares)	89,396	93,345	101,322
Basic net (loss) income per common share from continuing operations (USD per share)	$ (1.30)	$ 0.84	$ 0.66
Basic net (loss) income per common share from discontinued operations (USD per share)	0	0	0.11
Basic net (loss) income per common share	(1.30)	0.84	0.77
Diluted net (loss) income per common share from continuing operations (USD per share)	(1.30)	0.83	0.65
Diluted net (loss) income per common share from discontinued operations (USD per share)	0	0	0.11
Diluted net (loss) income per common share	$ (1.30)	$ 0.83	$ 0.76