Consolidated Balance Sheets - USD ($) shares in Thousands, $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 467,972	$ 330,362
Accounts receivable and unbilled receivables, net of allowances of $5,564 and $5,153, respectively	252,025	299,469
Inventories	110,099	147,549
Prepaid expenses	25,966	27,070
Other current assets	71,509	77,362
Total current assets	927,571	881,812
Property and equipment, net	108,601	93,961
Long-term investment in sales-type leases, net	42,954	32,924
Operating lease right-of-use assets	24,988	38,052
Goodwill	735,810	734,274
Intangible assets, net	211,173	242,906
Long-term deferred tax assets	32,901	22,329
Prepaid commissions	52,414	59,483
Other long-term assets	90,466	105,017
Total assets	2,226,878	2,210,758
Current liabilities:
Accounts payable	45,028	63,389
Accrued compensation	51,754	73,455
Accrued liabilities	149,276	172,655
Deferred revenues, net	121,734	118,947
Total current liabilities	367,792	428,446
Long-term deferred revenues	58,622	37,385
Long-term deferred tax liabilities	1,620	2,095
Long-term operating lease liabilities	33,910	39,405
Other long-term liabilities	6,318	6,719
Convertible senior notes, net	569,662	566,571
Total liabilities	1,037,924	1,080,621
Commitments and contingencies (Note 14)
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000 shares authorized; no shares issued	0	0
Common stock, $0.001 par value, 100,000 shares authorized; 55,822 and 55,030 shares issued; 45,539 and 44,747 shares outstanding, respectively	56	55
Treasury stock at cost, 10,283 shares outstanding, respectively	(290,319)	(290,319)
Additional paid-in capital	1,122,292	1,046,760
Retained earnings	370,357	390,728
Accumulated other comprehensive loss	(13,432)	(17,087)
Total stockholders’ equity	1,188,954	1,130,137
Total liabilities and stockholders’ equity	$ 2,226,878	$ 2,210,758
Treasury stock, shares outstanding (in shares)	10,283	10,283