Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Feb. 28, 2021	Nov. 30, 2020
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 346,013	$ 330,282
Other comprehensive income before reclassifications, net of tax	2,076
Ending balance	352,553	346,013
Other comprehensive income (loss), tax	1,400	1,600
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(32,778)	(29,974)
Ending balance	(30,702)	(32,778)
Foreign Currency Translation Adjustment
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(27,616)
Other comprehensive income before reclassifications, net of tax	1,225
Ending balance	(26,391)	(27,616)
Unrealized Gains on Investments
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	14
Other comprehensive income before reclassifications, net of tax	14
Ending balance	28	14
Unrealized Losses on Hedging Activity
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(5,176)
Other comprehensive income before reclassifications, net of tax	837
Ending balance	$ (4,339)	$ (5,176)