Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenues	$ 8,541,668	$ 7,925,589	$ 24,890,472	$ 23,763,497
Cost of revenues	4,930,788	4,788,665	14,407,883	13,764,125
Marketing	558,736	567,954	1,741,266	1,698,892
Technology and development	657,159	662,739	2,002,417	2,037,115
General and administrative	478,591	373,213	1,281,012	1,180,438
Operating income	1,916,394	1,533,018	5,457,894	5,082,927
Other income (expense):
Interest expense	(175,563)	(172,575)	(524,614)	(535,609)
Interest and other income	168,218	261,404	123,975	677,275
Income before income taxes	1,909,049	1,621,847	5,057,255	5,224,593
Provision for income taxes	(231,627)	(223,605)	(587,103)	(787,953)
Net income	$ 1,677,422	$ 1,398,242	$ 4,470,152	$ 4,436,640
Earnings per share:
Basic (in USD per share)	$ 3.80	$ 3.14	$ 10.08	$ 9.98
Diluted (in USD per share)	$ 3.73	$ 3.10	$ 9.90	$ 9.83
Weighted-average shares of common stock outstanding:
Basic (in shares)	441,537	444,878	443,540	444,529
Diluted (in shares)	450,011	450,344	451,319	451,168