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Note 4 - Inventories
12 Months Ended
Dec. 31, 2019
Notes to Financial Statements  
Inventory Disclosure [Text Block]
NOTE
4
Inventories
 
Inventory consists primarily of aviation fuel, which the Company dispenses to its customers, and parts inventory as a result of the acquisition of Aircraft Services. The Company also maintains fuel inventories for commercial airlines, to which it charges into-plane fees when servicing commercial aircraft.
 
Inventories consist of the following:
 
   
December 31,
 
   
2019
   
2018
 
Parts inventory
  $
87,625
    $
82,384
 
Fuel inventory
   
79,497
     
76,761
 
Other inventory
   
14,082
     
11,720
 
Total inventory
  $
181,204
    $
170,865
 
 
Included in fuel inventory are amounts held for
third
parties of
$25,804
and
$37,675
as of
December 31, 2019
and
2018,
respectively, with an offsetting liability included as part of accrued expenses.