XML 39 R12.htm IDEA: XBRL DOCUMENT v3.20.1
ACCRUED EXPENSES
 12 Months Ended
Dec. 31, 2019
Payables and Accruals [Abstract]  
ACCRUED EXPENSES ACCRUED EXPENSES
Accrued expenses consisted of the following (in thousands):
​December 31,

2019

2018
Contracted research services$434  

$—  
Payroll and related expenses1,182  

357  
Professional and consulting fees984  

95  
Legal fees299  

—  
Total accrued expenses$2,899  

$452