CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock Common Class A	Common Stock Class B Convertible	Additional Paid-in Capital	Treasury Stock [Member]	Accumulated Other Comprehensive Loss	(Accumulated Deficit) Retained Earnings
Beginning Balance at Dec. 31, 2020	$ 446,192	$ 16	$ 2	$ 655,241	$ (782,104)	$ (3,885)	$ 576,922
Beginning Balance (in shares) at Dec. 31, 2020		16,307	1,964		(8,684)
Net income (loss)	(535,480)	$ 0	$ 0	0	$ 0	0	(535,480)
Other comprehensive income (loss)	(3,658)	0	0	0	0	(3,658)	0
Issuance of class A common stock upon exercise of stock options	40,651	$ 0	$ 0	40,651	$ 0	0	0
Issuance of class A common stock upon exercise of stock options (in shares)		269	0		0
Issuance of class A common stock under employee stock purchase plan	2,854	$ 0	$ 0	2,854	$ 0	0	0
Issuance of class A common stock under employee stock purchase plan, (in shares)		5	0		0
Issuance of class A common stock upon vesting of restricted stock units, net of withholding taxes	(4,754)	$ 0	$ 0	(4,754)	$ 0	0	0
Issuance of class A common stock upon vesting of restricted stock units, net of withholding taxes, (in shares)		11	0		0
Issuance of class A common stock under public offerings, net of issuance costs	990,463	$ 2	$ 0	990,461	$ 0	0	0
Issuance of class A common stock under public offerings, net of issuance costs, (in shares)		1,414	0		0
Share-based compensation expense	42,690	$ 0	$ 0	42,690	$ 0	0	0
Ending Balance at Dec. 31, 2021	978,958	$ 18	$ 2	1,727,143	$ (782,104)	(7,543)	41,442
Ending Balance (in shares) at Dec. 31, 2021		18,006	1,964		(8,684)
Net income (loss)	(1,469,797)	$ 0	$ 0	0	$ 0	0	(1,469,797)
Other comprehensive income (loss)	(6,258)	0	0	0	0	(6,258)	0
Issuance of class A common stock upon exercise of stock options	1,393	$ 0	$ 0	1,393	$ 0	0	0
Issuance of class A common stock upon exercise of stock options (in shares)		9	0		0
Issuance of class A common stock under employee stock purchase plan	4,473	$ 0	$ 0	4,473	$ 0	0	0
Issuance of class A common stock under employee stock purchase plan, (in shares)		16	0		0
Issuance of class A common stock upon vesting of restricted stock units, net of withholding taxes	(2,213)	$ 0	$ 0	(2,213)	$ 0	0	0
Issuance of class A common stock upon vesting of restricted stock units, net of withholding taxes, (in shares)		19	0		0
Issuance of class A common stock under public offerings, net of issuance costs	46,219	$ 0	$ 0	46,219	$ 0	0	0
Issuance of class A common stock under public offerings, net of issuance costs, (in shares)		219	0		0
Share-based compensation expense	64,105	$ 0	$ 0	64,105	$ 0	0	0
Ending Balance at Dec. 31, 2022	(383,120)	$ 18	$ 2	1,841,120	$ (782,104)	(13,801)	(1,428,355)
Ending Balance (in shares) at Dec. 31, 2022		18,269	1,964		(8,684)
Net income (loss)	429,121	$ 0	$ 0	0	$ 0	0	429,121
Other comprehensive income (loss)	2,357	0	0	0	0	2,357	0
Issuance of class A common stock upon exercise of stock options	30,519	$ 1	$ 0	30,518	$ 0	0	0
Issuance of class A common stock upon exercise of stock options (in shares)		175	0		0
Issuance of class A common stock under employee stock purchase plan	3,955	$ 0	$ 0	3,955	$ 0	0	0
Issuance of class A common stock under employee stock purchase plan, (in shares)		20	0		0
Issuance of class A common stock upon vesting of restricted stock units, net of withholding taxes	(4,344)	$ 0	$ 0	(4,344)	$ 0	0	0
Issuance of class A common stock upon vesting of restricted stock units, net of withholding taxes, (in shares)		26	0		0
Issuance of class A common stock under public offerings, net of issuance costs	2,020,089	$ 5	$ 0	2,020,084	$ 0	0	0
Issuance of class A common stock under public offerings, net of issuance costs, (in shares)		5,098	0		0
Share-based compensation expense	66,395	$ 0	$ 0	66,395	$ 0	0	0
Ending Balance at Dec. 31, 2023	$ 2,164,972	$ 24	$ 2	$ 3,957,728	$ (782,104)	$ (11,444)	$ (999,234)
Ending Balance (in shares) at Dec. 31, 2023		23,588	1,964		(8,684)