Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Financial Statements Details - Outstanding Securities Considered Anti-Dilutive (Details)

v3.19.1
Condensed Consolidated Financial Statements Details - Outstanding Securities Considered Anti-Dilutive (Details) - shares
shares in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share (in shares) 855 6,665
Convertible Preferred Stock [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share (in shares)   5,003
Common Stock Options and RSUs [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share (in shares) 830 1,645
Warrants for Common Stock [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share (in shares) 25 17