Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Federal and state net operating loss carryforward	$ 550,272	$ 479,134
Foreign net operating loss carryforward	0	5,752
Research tax credits	51,878	45,560
Lease liability	25,207	27,625
Deferred revenue	266,392	195,049
Inventory reserve	79,386	213,076
Allowance for sales returns	20,756	0
Non-cash stock-based compensation	30,727	27,599
Capitalized research costs	132,500	49,309
Foreign tax credit carryforward	18,679	0
Other	10,996	13,695
Gross deferred tax assets	1,186,793	1,056,799
Valuation allowance	(1,128,941)	(1,020,123)
Total deferred tax assets	57,852	36,676
Deferred tax liabilities:
ROU assets	(41,456)	(23,330)
Fixed assets	(17,160)	(11,587)
Intangibles	(1,279)	(1,055)
Other		(704)
Total deferred tax liabilities	(59,895)	(36,676)
Net deferred tax assets (liabilities)	$ 2,043
Net deferred tax assets (liabilities)		$ 0