CONSOLIDATED BALANCE SHEETS - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 1,375,587,000	$ 1,515,116,000
Restricted cash	10,274,000	11,490,000
Accounts receivable	194,533,000	454,993,000
Inventory	256,301,000	8,872,000
Prepaid expenses and other current assets	299,307,000	164,648,000
Total current assets	2,136,002,000	2,155,119,000
Property and equipment, net	254,526,000	228,696,000
Right of use asset, net	85,770,000	40,123,000
Intangible assets, net	4,033,000	4,770,000
Goodwill	123,467,000	131,479,000
Other non-current assets	19,195,000	16,566,000
Total assets	2,622,993,000	2,576,753,000
Current liabilities:
Accounts payable	386,488,000	127,050,000
Accrued expenses	585,646,000	673,731,000
Deferred revenue	701,518,000	1,422,944,000
Current portion of finance lease liabilities	124,260,000	130,533,000
Convertible notes payable	324,169,000	0
Other current liabilities	34,158,000	36,061,000
Total current liabilities	2,156,239,000	2,390,319,000
Deferred revenue	814,629,000	172,528,000
Convertible notes payable	0	323,458,000
Other non-current liabilities	69,075,000	42,121,000
Total liabilities	3,039,943,000	2,928,426,000
Commitments and contingencies (Note 14)
Stockholders' equity (deficit):
Common stock, $0.01 par value, 600,000,000 shares authorized at June 30, 2022 and December 31, 2021; and 78,776,234 shares issued and 78,166,935 shares outstanding at June 30, 2022 and 76,433,151 shares issued and 75,841,171 shares outstanding at December 31, 2021	788,000	764,000
Additional paid-in capital	3,604,614,000	3,351,967,000
Accumulated deficit	(3,925,027,000)	(3,617,950,000)
Treasury stock, cost basis, 609,299 shares at June 30, 2022 and 591,980 shares at December 31, 2021	(86,455,000)	(85,101,000)
Accumulated other comprehensive loss	(10,870,000)	(1,353,000)
Total stockholders’ deficit	(416,950,000)	(351,673,000)
Total liabilities and stockholders’ deficit	$ 2,622,993,000	$ 2,576,753,000