CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 250,722	$ 165,493
Accounts receivable (less allowance for losses and sales adjustments of $21,075 in 2024 and $22,829 in 2023)	700,825	619,704
Short-term investments	7,288	10,385
Prepaid expenses	76,726	54,700
Other current assets	6,771	10,303
Total current assets	1,042,332	860,585
Accounts receivable, long-term	7,928	8,988
Operating lease right-of-use assets	36,647	39,039
Property and equipment, net	167,635	169,720
Other assets:
Software development costs, net	74,069	67,124
Goodwill	2,531,899	2,532,109
Other intangibles, net	878,272	928,870
Non-current investments	3,879	7,046
Other non-current assets	76,818	63,182
Total assets	4,819,479	4,676,663
Current liabilities:
Accounts payable	150,444	146,339
Accrued liabilities	153,032	158,558
Operating lease liabilities	11,179	11,060
Current income tax payable	20,375	2,466
Deferred revenue	652,302	632,914
Current portion of term loans	0	49,801
Total current liabilities	987,332	1,001,138
Convertible senior notes due 2026, net	597,069	596,206
Deferred revenue, long-term	0	291
Deferred income taxes	41,584	78,590
Operating lease liabilities, long-term	35,624	39,822
Other long-term liabilities	25,762	22,621
Total liabilities	1,687,371	1,738,668
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 June 30, 2024 and December 31, 2023	481	481
Additional paid-in capital	1,425,536	1,354,787
Accumulated other comprehensive loss, net of tax	(218)	(326)
Retained earnings	1,725,681	1,603,773
Treasury stock, at cost; 5,523,783 and 5,858,476 shares in 2024 and 2023, respectively	(19,372)	(20,720)
Total shareholders' equity	3,132,108	2,937,995
Total liabilities and shareholders' equity	$ 4,819,479	$ 4,676,663

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.