Income Taxes (Schedule of Deferred Taxes) (Details) - USD ($) $ in Thousands	Nov. 30, 2022	Nov. 30, 2021
Deferred tax assets:
Accounts receivable	$ 191	$ 143
Accrued compensation	3,884	4,407
Accrued liabilities and other	1,352	2,898
Deferred revenue	12,461	8,081
Stock-based compensation	8,030	6,401
Original issue discount	7,169	9,132
Tax credit and loss carryforwards	27,809	35,376
Operating lease liabilities	4,082	5,257
Gross deferred tax assets	64,978	71,695
Valuation allowance	(6,275)	(7,315)
Total deferred tax assets	58,703	64,380
Deferred tax liabilities:
Goodwill	(23,745)	(21,867)
Right-of-use lease assets	(2,938)	(3,925)
Deferred revenue	0	(1,483)
Depreciation and amortization	(20,875)	(34,532)
Prepaid expenses	(4,008)	(1,906)
Notes payable	0	(13,415)
Total deferred tax liabilities	(51,566)	(77,128)
Total	$ 7,137
Total		$ (12,748)