v3.21.2
UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Current assets    
Cash and cash equivalents $ 42,918 $ 56,882
Marketable securities - available-for-sale debt securities 197,202 311,335
Accounts receivable, net of allowance for doubtful accounts of $0 and $0 1,641 139
Other current assets and prepaid expenses 58,689 29,796
Total current assets 300,450 398,152
Restricted cash 1,717 4,602
Operating lease right-of-use assets, net of accumulated amortization 21,481 18,880
Property, plant and equipment, net of accumulated depreciation of $35,087 (2020: $31,097) 28,689 27,778
Intangibles, net of accumulated amortization 1,191 1,730
Total assets 353,528 451,142
Current liabilities    
Accounts payable 4,784 6,389
Operating lease liabilities, current 2,267 2,773
Accrued expenses and other accrued liabilities 27,984 27,079
Deferred revenue, current 6,102 2,832
Total current liabilities 41,137 39,073
Operating lease liabilities, non-current 23,704 20,938
Deferred revenue, non-current 47,040 49,260
Other liabilities, non-current 664 644
Total liabilities 112,545 109,915
Stockholders' equity    
Common stock - Ordinary shares par value 0.001, 1,240,853,520 authorized and 937,049,820 1,337 1,325
Additional paid in capital 954,732 935,706
Accumulated other comprehensive loss (10,098) (10,048)
Accumulated deficit (704,988) (585,756)
Total stockholders' equity 240,983 341,227
Total liabilities and stockholders' equity $ 353,528 $ 451,142

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