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Related-Party Transactions
6 Months Ended
Jun. 30, 2020
Related-Party Transactions  
Related-Party Transactions

7. Related-Party Transactions

Expenses paid directly to consultants and vendors considered to be related parties amounted to $916, $492, $1,776 and $1,088 for the three and six months ended June 30, 2020 and 2019, respectively. Outstanding payments due to these related parties as of June 30, 2020 and December 31, 2019 were $228 and $264, respectively, and were included within accounts payable on the balance sheet.