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Debt (Tables)
6 Months Ended
Jun. 30, 2021
Debt Disclosure [Abstract]  
Schedule of Carrying Value of Debt
The Company’s carrying value of debt consisted of the following (in thousands):
June 30,
2021
December 31,
2020
Unsecured promissory note$— $1,080 
Secured term note6,590 — 
Secured term note payable - related party
1,077 1,077 
Secured promissory note - related party
3,859 5,000 
Insurance and other notes payable
335 714 
Less: amounts due within one year
(3,623)(4,463)
Total long-term debt
$8,238 $3,408 
Schedule Of Interest Expense On Debt
During the six months ended June 30, 2021 and 2020, the Company recorded interest expense on debt as follows (in thousands):
June 30,
2021
June 30,
2020
Unsecured promissory note$— $— 
Secured term note59 0
Secured term note payable - related party
20 42 
Secured promissory note - related party
291 435 
Insurance and other notes payable
30 27 
Total interest expense on debt$400 $504