UNAUDITED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Total revenues	$ 2,695	$ 1,141
Operating expenses:
Marketing expenses	1,147	461
Sales and other expenses	339	112
Personnel, including stock-based compensation of $93 and $109, respectively	596	552
General and administrative	158	119
Information technology	134	87
Depreciation and amortization	111	113
Restructuring, disposal, and other exit costs	36	8
Total operating expenses	2,521	1,452
Operating income (loss)	174	(311)
Interest expense	(68)	(98)
Other income (expense), net	(955)	131
Loss before income taxes	(849)	(278)
Income tax benefit	(149)	(223)
Net loss	$ (700)	$ (55)
Net income applicable to common stockholders per basic common share (in dollars per share)	$ (17.10)	$ (1.34)
Weighted-average number of basic common shares outstanding (in shares)	40,921	40,973
Net income applicable to common stockholders per diluted common share (in dollars per share)	$ (17.10)	$ (1.34)
Weighted-average number of diluted common shares outstanding (in shares)	40,921	40,973
Agency revenues
Total revenues	$ 1,450	$ 717
Merchant revenues
Total revenues	1,050	373
Advertising and other revenues
Total revenues	$ 195	$ 51