Condensed Consolidated Statement of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Operating activities:
Net loss	$ (295,033)	$ (105,353)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization	47,384	25,412
Provision for severance benefits	32,272	14,782
Equity-based compensation	86,966	6,380
Paid-in-Kind Interest	20,148	20,686
Revaluation of derivative instrument	0	17,890
Non-cash operating lease expense	57,318	27,379
Non-cash others	15,153	9,545
Change in operating assets and liabilities:
Accounts receivable, net	(14,076)	(14,181)
Inventories	(209,443)	(9,075)
Other assets	(72,439)	(58,738)
Accounts payable	166,536	353,278
Accrued expenses	22,737	(18,328)
Deferred revenue	1,603	31,246
Other liabilities	(42,475)	13,797
Net cash (used in) provided by operating activities	(183,349)	314,720
Investing activities:
Purchases of property and equipment	(146,831)	(68,105)
Proceeds from sale of property and equipment	30	45
Other investing activities	(3,681)	3,854
Net cash used in investing activities	(150,482)	(64,206)
Financing activities:
Proceeds from issuance of Class A common stock upon initial public offering, net of underwriting discounts	3,431,277	0
Deferred offering costs paid	(11,618)	0
Repurchase of common units and preferred units	0	(38,174)
Proceeds from Issuance of Common Stock/Units, Equity-Based Compensation Plan	43,735	5,193
Proceeds from short-term borrowings and long-term debt	56,464	152,330
Repayment of short-term borrowings and long-term debt	(13,687)	(4,637)
Other financing activities	(487)	(433)
Net cash provided by financing activities	3,505,684	114,279
Effect of exchange rate changes on cash and cash equivalents, and restricted cash	(39,457)	(55,752)
Net increase in cash and cash equivalents, and restricted cash	3,132,396	309,041
Cash and cash equivalents, and restricted cash, as of beginning of period	1,401,302	1,371,535
Cash and cash equivalents, and restricted cash, as of end of period	4,533,698	1,680,576
Supplemental disclosure of cash-flow information:
Cash paid for income taxes	401	503
Cash paid for interest	6,973	5,409
Non-cash investing and financing activities:
Increase (decrease) of property and equipment related to accounts payable and accrued expenses	1,230
Increase (decrease) of property and equipment related to accounts payable and accrued expenses		(6,381)
Conversion of common units into Class A and Class B common stock	87,064	0
Conversion of redeemable convertible preferred units into Class A and Class B common stock	3,465,611	0
Conversion of convertible notes into Class A common stock	$ 609,999	$ 0