Net (Loss) Income per Share (Net Income Per Basic and Diluted Share) (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	2 Months Ended	3 Months Ended	8 Months Ended	9 Months Ended
	Aug. 31, 2020	Sep. 30, 2019	Aug. 31, 2020	Sep. 30, 2019
Numerator
Net loss from continuing operations	$ (10,852)	$ (11,811)	$ (43,040)	$ (28,277)
Less: (Loss) income from discontinued operations	15,236	(6,155)	(34,915)	12,414
Net Income (Loss) Attributable to Parent	$ 4,398	$ (17,784)	$ (77,296)	$ (15,523)
Denominator
Total weighted-average shares used to compute net income per basic share (in Shares)	113,889	112,986	118,001	119,966
Diluted (in Shares)	113,889	112,986	118,001	119,966
Income (Loss) from Continuing Operations, Per Basic Share	$ (0.10)	$ (0.10)	$ (0.36)	$ (0.23)
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share	0.14	(0.06)	(0.30)	0.10
Basic (in Dollars per Share)	0.04	(0.16)	(0.66)	(0.13)
Income (Loss) from Continuing Operations, Per Diluted Share	(0.10)	(0.10)	(0.36)	(0.23)
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share	0.14	(0.06)	(0.30)	0.10
Net income per diluted share (in Dollars per Share)	$ 0.04	$ (0.16)	$ (0.66)	$ (0.13)