XML 38 R28.htm IDEA: XBRL DOCUMENT v3.10.0.1
Income Taxes (Tables)
12 Months Ended
Dec. 31, 2017
Income Taxes [Abstract]  
Schedule of reconciliation of income tax computed at the statutory federal income tax rate
  2017  2016 
Income tax benefit at federal statutory rate  (34.0)%  (34.0)%
State income tax, net of federal benefit  (6.5)  (6.4)
Disqualified interest and other  0.9   0.6 
Research credits  (1.2)   
U.S. tax reform  12.1    
Valuation allowance  28.7   39.8 
Effective tax rate  %  %
Schedule of deferred tax assets and liabilities
  2017  2016 
Deferred tax assets:      
Federal and state operating loss carryforwards $871,371  $75,375 
Acquired intangibles  5,433   514 
Accruals  64,151   1,259 
Convertible notes  534,749   28,884 
Research and development credit carryforwards  63,197    
Stock-based compensation  19,821    
Total deferred tax assets  1,558,722   106,032 
Valuation allowance  (1,558,722)  (106,032)
Net deferred tax assets $  $