CONSOLIDATED STATEMENTS OF STOCKHOLDERS' (DEFICIT) EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2020		116,427
Beginning balance at Dec. 31, 2020	$ 1,016,247	$ 1,164	$ 5,644,074	$ (43,622)	$ (4,585,369)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of common stock options, net of tax withholdings (in shares)		2,978
Exercise of common stock options, net of tax withholdings	232,486	$ 30	232,456
Issuance of common stock under equity plans (in shares)		777
Issuance of common stock under equity plans	13,631	$ 8	13,623
Stock-based compensation expense	168,300		168,300
Purchases of capped calls related to convertible debt	0
Other comprehensive gain (loss)	10,363			10,363
Net income (loss)	(852,824)				(852,824)
Ending balance (in shares) at Dec. 31, 2021		120,182
Ending balance at Dec. 31, 2021	588,203	$ 1,202	6,058,453	(33,259)	(5,438,193)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of common stock options, net of tax withholdings (in shares)		3,103
Exercise of common stock options, net of tax withholdings	263,612	$ 32	263,580
Issuance of common stock under equity plans (in shares)		640
Issuance of common stock under equity plans	13,725	$ 6	13,719
Stock-based compensation expense	237,399		237,399
Purchases of capped calls related to convertible debt	(118,611)		(118,611)
Other comprehensive gain (loss)	(11,395)			(11,395)
Net income (loss)	$ (1,131,156)				(1,131,156)
Ending balance (in shares) at Dec. 31, 2022	123,925	123,925
Ending balance at Dec. 31, 2022	$ (158,223)	$ 1,240	6,454,540	(44,654)	(6,569,349)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of common stock options, net of tax withholdings (in shares)		1,162
Exercise of common stock options, net of tax withholdings	114,249	$ 12	114,237
Issuance of common stock under equity plans (in shares)		707
Issuance of common stock under equity plans	16,428	$ 7	16,421
Stock-based compensation expense	225,865		225,865
Purchases of capped calls related to convertible debt	0
Other comprehensive gain (loss)	21,279			21,279
Net income (loss)	$ (440,242)				(440,242)
Ending balance (in shares) at Dec. 31, 2023	125,794	125,794
Ending balance at Dec. 31, 2023	$ (220,644)	$ 1,259	$ 6,811,063	$ (23,375)	$ (7,009,591)