Condensed Consolidated Statements of Operations and Comprehensive Loss - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Total net revenues	$ 4,478,114	$ 2,614,080	$ 8,684,974	$ 5,027,339
Cost of sales	3,819,620	2,174,345	7,293,974	4,157,309
Operating, general and administrative	1,173,430	534,953	2,173,252	1,038,885
Total operating cost and expenses	4,993,050	2,709,298	9,467,226	5,196,194
Operating loss	(514,936)	(95,218)	(782,252)	(168,855)
Interest income	1,907	3,082	2,847	8,245
Interest expense	(5,848)	(26,196)	(30,671)	(52,711)
Other income (expense), net	373	16,366	(3,453)	6,125
Loss before income taxes	(518,504)	(101,966)	(813,529)	(207,196)
Income tax expense	97	84	105	207
Net loss	(518,601)	(102,050)	(813,634)	(207,403)
Less: premium on repurchase of redeemable convertible preferred units	0	(57,863)	0	(92,734)
Net loss attributable to Class A and Class B common stockholders	$ (518,601)	$ (159,913)	$ (813,634)	$ (300,137)
Net loss attributable to Class A and Class B common stockholders per share, basic (in dollars per share)	$ (0.30)	$ (5.81)	$ (0.74)	$ (11.56)
Net loss attributable to Class A and Class B common stockholders per share, diluted (in dollars per share)	$ (0.30)	$ (5.81)	$ (0.74)	$ (11.56)
Weighted-average shares used in computing net loss per share attributable to Class A and Class B common stockholders, basic (in shares)	1,743,109	27,539	1,092,626	25,974
Weighted-average shares used in computing net loss per share attributable to Class A and Class B common stockholders, diluted (in shares)	1,743,109	27,539	1,092,626	25,974
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax	$ (351)	$ 603	$ 14,621	$ (1,685)
Actuarial (loss) gain on defined severance benefits, net of tax	(9,892)	35	(8,974)	73
Total other comprehensive income (loss)	(10,243)	638	5,647	(1,612)
Comprehensive loss	(528,844)	(101,412)	(807,987)	(209,015)
Net retail sales
Total net revenues	3,994,506	2,421,448	7,801,549	4,657,910
Net other revenue
Total net revenues	$ 483,608	$ 192,632	$ 883,425	$ 369,429