XML 37 R7.htm IDEA: XBRL DOCUMENT v3.10.0.1
Consolidated Statements of Changes in Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Loss [Member]
Accumulated Deficit [Member]
Noncontrolling Interests [Member]
Balance at Dec. 31, 2015 $ 153,173 $ 620 $ 586,647 $ (1,651) $ (451,714) $ 19,271
Balance, Shares at Dec. 31, 2015   61,985,079        
Net loss (58,068) $ 0 0 0 (58,068) 0
Change in unrealized gain or loss on investments 159 0 0 159 0 0
Foreign currency translation adjustments 532 0 0 532 0 0
Shares issued from stock plans, net of payroll taxes paid 7,141 $ 17 7,124 0 0 0
Shares issued from stock plans, net of payroll taxes paid, Shares   1,660,759        
Stock appreciation rights settled 0 $ 0 0 0 0 0
Stock appreciation rights settled, Shares   17,855        
Stock-based compensation 32,132 $ 0 32,132 0 0 0
Warrants exercised 0 $ 0 0 0 0 0
Warrants exercised, Shares   1,591        
Balance at Dec. 31, 2016 135,069 $ 637 625,903 (960) (509,782) 19,271
Balance, Shares at Dec. 31, 2016   63,665,284        
Net loss (120,875) $ 0 0 0 (120,875) 0
Change in unrealized gain or loss on investments 1,187 0 0 1,187 0 0
Foreign currency translation adjustments (2,022) 0 0 (2,022) 0 0
Follow-on Offerings, net of underwriting discounts, commission and issuance costs 470,226 $ 144 470,082 0 0 0
Follow-on Offerings, net of underwriting discounts, commission and issuance costs, Shares   14,428,750        
Shares issued from stock plans, net of payroll taxes paid 26,614 $ 44 26,570 0 0 0
Shares issued from stock plans, net of payroll taxes paid, Shares   4,404,094        
Stock-based compensation 37,539 $ 0 37,539 0 0 0
Balance at Dec. 31, 2017 547,738 $ 825 1,160,094 (1,795) (630,657) 19,271
Balance, Shares at Dec. 31, 2017   82,498,128        
Impact of change inaccounting principle uponadoption of ASU 2016-01(Note 2) | ASU 2016-01 [Member] 0 $ 0 0 (1,250) 1,250 0
Net loss (86,420) 0 0 0 (86,420) 0
Change in unrealized gain or loss on investments (7) 0 0 (7) 0 0
Foreign currency translation adjustments 771 0 0 771 0 0
Adjustment to issuance costs for Follow-on Offerings 11 0 11 0 0 0
Shares issued from stock plans, net of payroll taxes paid 14,235 $ 29 14,206 0 0 0
Shares issued from stock plans, net of payroll taxes paid, Shares   2,933,974        
Stock-based compensation 52,142 $ 0 52,142 0 0 0
Balance at Dec. 31, 2018 $ 528,470 $ 854 $ 1,226,453 $ (2,281) $ (715,827) $ 19,271
Balance, Shares at Dec. 31, 2018   85,432,102