Debt - Interest Expense Related To The Notes (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Aug. 31, 2021	Aug. 31, 2020	Aug. 31, 2021	Aug. 31, 2020	Apr. 30, 2021
Debt Instrument [Line Items]
Contractual interest expense	$ 900	$ 0	$ 1,370	$ 0
Amortization of debt discount	2,868	0	4,348	0
Amortization of issuance costs	392	0	594	0
Interest expense, debt	$ 4,160	$ 0	$ 6,312	$ 0
Convertible Senior Notes \| Convertible Debt
Debt Instrument [Line Items]
Annual interest rate	1.00%		1.00%		1.00%
Debt Instrument, Interest Rate, Effective Percentage	5.70%		5.70%

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Amount of amortization expense attributable to debt issuance costs.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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