XML 18 R7.htm IDEA: XBRL DOCUMENT v3.21.2
Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Other Comprehensive Income (Loss)
Beginning balance at Dec. 31, 2019 $ 699,135 $ 15 $ 2,402,945 $ (1,704,122) $ 297
Issuance of common stock from exercise of stock options and units     47,185    
Issuance of common stock pursuant to employee stockpurchase plan     3,970    
Stock-based compensation     41,704    
Net loss (130,164)     (130,164)  
Other comprehensive (loss) income 1,183        
Ending balance at Jun. 30, 2020 663,013 15 2,495,804 (1,834,286) 1,480
Beginning balance at Mar. 31, 2020 638,382 15 2,428,987 (1,792,145) 1,525
Issuance of common stock from exercise of stock options and units     43,431    
Issuance of common stock pursuant to employee stockpurchase plan     3,970    
Stock-based compensation     19,416    
Net loss (42,141)     (42,141)  
Other comprehensive (loss) income (45)        
Ending balance at Jun. 30, 2020 663,013 15 2,495,804 (1,834,286) 1,480
Beginning balance at Dec. 31, 2020 627,009 16 2,612,663 (1,985,706) 36
Issuance of common stock from exercise of stock options and units     8,994    
Issuance of common stock pursuant to employee stockpurchase plan     3,737    
Stock-based compensation     35,415    
Net loss (110,319)     (110,319)  
Other comprehensive (loss) income 2        
Ending balance at Jun. 30, 2021 564,838 16 2,660,809 (2,096,025) 38
Beginning balance at Mar. 31, 2021 581,606 16 2,633,710 (2,052,154) 34
Issuance of common stock from exercise of stock options and units     1,268    
Issuance of common stock pursuant to employee stockpurchase plan     3,737    
Stock-based compensation     22,094    
Net loss (43,871)     (43,871)  
Other comprehensive (loss) income 4        
Ending balance at Jun. 30, 2021 $ 564,838 $ 16 $ 2,660,809 $ (2,096,025) $ 38