Quarterly report pursuant to Section 13 or 15(d)

Additional Cash Flow Information - Net Changes in Working Capital (Details)

v3.21.1
Additional Cash Flow Information - Net Changes in Working Capital (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Supplemental Cash Flow Elements [Abstract]    
Accounts receivable $ 916 $ 1,811
Prepaid expenses and other current assets 5 2,262
Accounts payable 1,674 3,280
Accounts payable due to related parties (460) 0
Accrued liabilities 7,669 2,500
Other, net (512) (662)
Net changes in working capital $ 9,292 $ 9,191