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INTANGIBLES (Tables)
12 Months Ended
Dec. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite-Lived Intangible Assets
The following is a summary of finite-lived intangible assets as of December 31, 2023 and 2022, in thousand:
December 31, 2023
CostAccumulated
Amortization
Net
Customer relationships$301 $(110)$191 
$301 $(110)$191 

December 31, 2022
CostAccumulated
Amortization
Net
Customer relationships$301 $(49)$252 
$301 $(49)$252 
Schedule of Finite-Lived Intangible Assets Amortization Expense
As of December 31, 2023, future amortization expense is expected to be as follows, in thousand:
Fiscal years ending December 31,Amount
2024$60 
202560 
202660 
202711 
$191 
Schedule of Indefinite-Lived Intangible Assets
The following table summarizes the balances as of December 31, 2023 and 2022, of the indefinite-lived intangible assets, in thousand:

December 31, 2023December 31, 2022
Intangible asset - Part 135 certificate$1,200 $1,363