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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Current assets:    
Cash and cash equivalents $ 58,321 $ 58,022
Marketable securities 173,345 280,903
Prepaid expenses and other current assets 4,691 5,930
Trade receivables, net 24,929 11,094
Total current assets 261,286 355,949
Fixed assets, net 7,429 8,974
Deposits and other assets 630 358
Total assets 269,345 365,281
Current liabilities:    
Accounts payable and accrued expenses 48,759 45,247
Deferred revenue 0 139
Other current liabilities 865 0
Total current liabilities 49,624 45,386
Deferred revenue - long-term 1,587 0
Long-term debt 98,216 91,848
Other long-term liabilities 335 2,046
Total liabilities 149,762 139,280
Stockholders’ equity:    
Common stock, $0.001 par value. Authorized 125,000,000 shares; issued and outstanding 34,169,410 shares at December 31, 2016. Authorized 125,000,000 shares; issued and outstanding 33,916,559 shares at December 31, 2015 34 34
Additional paid-in capital 856,142 820,165
Accumulated other comprehensive loss (1,485) (1,200)
Accumulated deficit (735,108) (592,998)
Total stockholders’ equity 119,583 226,001
Total liabilities and stockholders’ equity $ 269,345 $ 365,281