CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 131,486	$ 173,857
Accounts receivable (less allowance for losses and sales adjustments of $17,024 in 2023 and $14,761 in 2022)	623,613	577,257
Short-term investments	11,623	37,030
Prepaid expenses	60,350	50,859
Income tax receivable	7,633	0
Other current assets	7,286	8,239
Total current assets	841,991	847,242
Accounts receivable, long-term	10,123	8,271
Operating lease right-of-use assets	42,513	50,989
Property and equipment, net	165,737	172,786
Other assets:
Software development costs, net	66,434	48,189
Goodwill	2,510,488	2,489,308
Other intangibles, net	938,277	1,002,164
Non-current investments	9,553	18,508
Other non-current assets	52,313	49,960
Assets, Total	4,637,429	4,687,417
Current liabilities:
Accounts payable	132,661	104,813
Accrued liabilities	134,407	131,941
Operating lease liabilities	11,527	10,736
Current income tax payable	0	43,667
Deferred revenue	600,439	568,538
Current portion of term loans	30,000	30,000
Total current liabilities	909,034	889,695
Term loans, net	109,395	362,905
Convertible senior notes due 2026, net	595,775	594,484
Deferred revenue, long-term	727	2,037
Deferred income taxes	105,002	148,891
Operating lease liabilities, long-term	42,098	48,049
Other long-term liabilities	22,547	16,967
Total liabilities	1,784,578	2,063,028
Commitments and contingencies	0	0
Shareholders' equity:
Preferred stock, $10.00 par value; 1,000,000 shares authorized; none issued	0	0
Common stock, $0.01 par value; 100,000,000 shares authorized; 48,147,969 shares issued and outstanding as of September 30, 2023 and December 31, 2022	481	481
Additional paid-in capital	1,309,479	1,209,725
Accumulated other comprehensive loss, net of tax	(522)	(844)
Retained earnings	1,564,870	1,437,854
Treasury stock, at cost; 6,041,707 and 6,364,991 shares in 2023 and 2022, respectively	(21,457)	(22,827)
Total shareholders' equity	2,852,851	2,624,389
Liabilities and Equity, Total	$ 4,637,429	$ 4,687,417