Restructuring (Schedule of Restructuring Activity) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2022	Nov. 30, 2021	Nov. 30, 2020
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 6,372	$ 3,973	$ 2,203
Costs incurred	879	6,308	5,906
Cash disbursements	(3,348)	(5,519)	(4,123)
Translation adjustments and other	(3)	1,610	(13)
Ending Balance	3,900	6,372	3,973
Excess Facilities and Other Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	4,483	421	196
Costs incurred	414	3,518	1,812
Cash disbursements	(1,027)	(1,072)	(1,569)
Translation adjustments and other	0	1,616	(18)
Ending Balance	3,870	4,483	421
Employee Severance and Related Benefits
Restructuring Reserve [Roll Forward]
Beginning Balance	1,889	3,552	2,007
Costs incurred	465	2,790	4,094
Cash disbursements	(2,321)	(4,447)	(2,554)
Translation adjustments and other	(3)	(6)	5
Ending Balance	30	1,889	3,552
2021 Restructuring Activities
Restructuring Reserve [Roll Forward]
Beginning Balance	1,882	0
Costs incurred	465	1,965
Cash disbursements	(2,314)	(69)
Translation adjustments and other	(3)	(14)
Ending Balance	30	1,882	0
2021 Restructuring Activities | Excess Facilities and Other Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	0	0
Costs incurred	0	0
Cash disbursements	0	0
Translation adjustments and other	0	0
Ending Balance	0	0	0
2021 Restructuring Activities | Employee Severance and Related Benefits
Restructuring Reserve [Roll Forward]
Beginning Balance	1,882	0
Costs incurred	465	1,965
Cash disbursements	(2,314)	(69)
Translation adjustments and other	(3)	(14)
Ending Balance	30	1,882	0
2020 Restructuring Activities
Restructuring Reserve [Roll Forward]
Beginning Balance	4,490	3,523	0
Costs incurred	414	4,149	3,947
Cash disbursements	(1,034)	(4,805)	(429)
Translation adjustments and other		1,623	5
Ending Balance	3,870	4,490	3,523
2020 Restructuring Activities | Excess Facilities and Other Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	4,483	0	0
Costs incurred	414	3,323	0
Cash disbursements	(1,027)	(455)	0
Translation adjustments and other		1,615	0
Ending Balance	3,870	4,483	0
2020 Restructuring Activities | Employee Severance and Related Benefits
Restructuring Reserve [Roll Forward]
Beginning Balance	7	3,523	0
Costs incurred	0	826	3,947
Cash disbursements	(7)	(4,350)	(429)
Translation adjustments and other		8	5
Ending Balance	$ 0	$ 7	$ 3,523