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Operating Leases (Tables)
9 Months Ended
Sep. 30, 2019
Leases [Abstract]  
Maturities of lease liability
(in thousands)      
Lease payments per year      
   2019   $ 10  
   2020     42  
   2021     7  
Total lease payments     59  
  Less amount of payments representing interest     (2 )
Present value of lease payments   $ 57  
Supplemental cash flow for operating lease
(in thousands)  

Nine months ended

September 30,

2019

 
       
Cash paid for amounts included in the measurement of lease liabilities      
   Operating cash outflows from WR Lease payments   $ 27  
Non-cash amounts related to the WR lease        
   Leased assets recorded in exchange for new operating lease liabilities   $ 82