Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	May 31, 2023	May 31, 2022
Cash flows from operating activities:
Net income	$ 35,764	$ 49,564
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization of property and equipment	3,171	2,432
Amortization of acquired intangibles and other	45,298	35,111
Amortization of debt discount and issuance costs on Notes	1,071	1,054
Stock-based compensation	20,039	17,471
Non-cash lease expense	4,707	4,033
Loss on disposal of long-lived assets, net	0	8
Gain on sale of assets held for sale	0	(10,770)
Deferred income taxes	(11,036)	1,735
Allowances for bad debt and sales credits	173	339
Changes in operating assets and liabilities:
Accounts receivable	36,685	19,894
Other assets	13,066	6,833
Inventories	1,496	738
Accounts payable and accrued liabilities	(18,822)	(20,330)
Lease liabilities	(5,138)	(4,337)
Income taxes payable	2,177	(200)
Deferred revenue, net	(33,933)	8,778
Net cash flows from operating activities	94,718	112,353
Cash flows (used in) from investing activities:
Purchases of investments	(15,262)	0
Sales and maturities of investments	15,700	900
Purchases of property and equipment	(1,969)	(1,979)
Payments for acquisitions, net of cash acquired	(356,096)	0
Proceeds from sale of long-lived assets, net	0	25,998
Net cash flows (used in) from investing activities	(357,627)	24,919
Cash flows from (used in) financing activities:
Proceeds from stock-based compensation plans	16,365	7,771
Payments for taxes related to net share settlements of equity awards	(8,101)	(5,405)
Repurchases of common stock	(30,000)	(51,473)
Dividend payments to stockholders	(15,871)	(15,573)
Proceeds from the issuance of debt	195,000	7,474
Repayment of revolving line of credit	(25,000)	0
Principal payment on term loan	(3,437)	(3,435)
Payment of debt issuance costs	0	(1,957)
Net cash flows from (used in) financing activities	128,956	(62,598)
Effect of exchange rate changes on cash and cash equivalents	3,207	(5,217)
Net (decrease) increase in cash and cash equivalents	(130,746)	69,457
Cash and cash equivalents, beginning of period	256,277	155,406
Cash and cash equivalents, end of period	125,531	224,863
Supplemental disclosure:
Cash paid for income taxes, net of refunds of $841 in 2023 and $364 in 2022	5,953	4,982
Cash paid for interest	10,796	3,291
Non-cash investing and financing activities:
Total fair value of restricted stock awards, restricted stock units and deferred stock units on date vested	23,077	18,204
Dividends declared and unpaid	$ 8,192	$ 8,094