Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY

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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($)
$ in Thousands
Common stock
Additional paid in capital
Accumulated foreign currency translation adjustments
Accumulated unrealized gains (losses) on available-for-sale debt securities
Accumulated deficit
Total
Increase (Decrease) in Stockholders' Equity            
Cumulative effect of applying new accounting standards         $ 8,645 $ 8,645
Beginning balance as adjusted, shares 562,119,334          
Beginning balance as adjusted $ 854 $ 455,401 $ (17,867) $ (3,774) (222,985) 211,629
Balance at the beginning of the period at Dec. 31, 2017 $ 854 455,401 (17,867) (3,774) (231,630) 202,984
Balance at the beginning of the period, shares at Dec. 31, 2017 562,119,334          
Increase (Decrease) in Stockholders' Equity            
Issuance of shares upon completion of registered direct offering $ 78 99,575       99,653
Issuance of shares upon completion of registered direct offering (in shares) 60,000,000          
Issuance of shares upon exercise of stock options $ 7 3,030       $ 3,037
Issuance of shares upon exercise of stock options (in shares) 5,334,936         5,334,936
Foreign currency translation adjustments     8,260     $ 8,260
Unrealized holding losses on available-for-sale debt securities, net of tax of $0       1,145   1,145
Reclassification from accumulated other comprehensive income of losses on available-for-sale debt securities included in net income, net of tax of $0       2,473   2,473
Net loss         (95,514) (95,514)
Share-based compensation expense   16,202       16,202
Balance at the end of the period at Dec. 31, 2018 $ 939 574,208 (9,607) (156) (318,499) $ 246,885
Balance at the end of the period, shares at Dec. 31, 2018 627,454,270         627,454,270
Increase (Decrease) in Stockholders' Equity            
Issuance of shares upon exercise of stock options $ 4 362       $ 366
Issuance of shares upon exercise of stock options (in shares) 3,549,298         3,549,298
Foreign currency translation adjustments     (9,478)     $ (9,478)
Foreign currency gains on intercompany loan of a long-term investment nature, net of tax of $0     11,783     11,783
Unrealized holding losses on available-for-sale debt securities, net of tax of $0       207   207
Reclassification from accumulated other comprehensive income of losses on available-for-sale debt securities included in net income, net of tax of $0       (13)   (13)
Net loss         (137,165) (137,165)
Share-based compensation expense   11,053       11,053
Balance at the end of the period at Dec. 31, 2019 $ 943 $ 585,623 $ (7,302) $ 38 $ (455,664) $ 123,638
Balance at the end of the period, shares at Dec. 31, 2019 631,003,568         631,003,568