CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 2,623,850,000	$ 235,876,000
Investments	1,983,758,000	867,124,000
Accounts receivable	1,390,560,000	5,369,000
Inventory	46,527,000	0
Prepaid expenses and other current assets	252,152,000	19,403,000
Restricted cash	1,032,000	1,032,000
Total current assets	6,297,879,000	1,128,804,000
Investments, non-current	638,848,000	159,987,000
Property and equipment, net	296,889,000	201,495,000
Right-of-use assets, operating leases	90,201,000	86,414,000
Restricted cash, non-current	11,053,000	10,791,000
Other non-current assets	1,880,000	1,931,000
Total assets	7,336,750,000	1,589,422,000
Current liabilities:
Accounts payable	18,359,000	7,090,000
Accrued liabilities	469,591,000	67,652,000
Deferred revenue	3,867,193,000	63,310,000
Other current liabilities	33,665,000	5,063,000
Total current liabilities	4,388,808,000	143,115,000
Contract with Customer, Liability, Noncurrent	177,419,000	138,995,000
Operating lease liabilities, non-current	97,421,000	93,675,000
Financing lease liabilities, non-current	109,874,000	38,689,000
Other non-current liabilities	1,853,000	138,000
Total liabilities	4,775,375,000	414,612,000
Commitments and contingencies (Note 12)
Stockholders’ equity:
Preferred stock, $0.0001 par value; 162,000,000 shares authorized at December 31, 2020 and 2019; 0 shares issued or outstanding at December 31, 2020 and 2019	0	0
Common stock, par value $0.0001; 1,600,000,000 shares authorized as of December 31, 2020 and 2019; 398,787,678 and 336,536,985 shares issued and outstanding as of December 31, 2020 and 2019, respectively	40,000	34,000
Additional paid-in capital	4,801,849,000	2,669,426,000
Accumulated other comprehensive gain	3,004,000	1,804,000
Accumulated deficit	(2,243,518,000)	(1,496,454,000)
Total stockholders’ equity	2,561,375,000	1,174,810,000
Total liabilities and stockholders’ equity	$ 7,336,750,000	$ 1,589,422,000