XML 55 R46.htm IDEA: XBRL DOCUMENT v3.22.2.2
Note M - Leases (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability $ 0   $ 0    
Operating Lease, Payments 100   400    
Property, Plant and Equipment, Net, Total 459,278   459,278   $ 384,179
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance 233,817   233,817   $ 201,124
Depreciation, Total 16,289 $ 12,740 46,647 $ 41,426  
Leases without Early Cancellation Options [Member] | Other Noncurrent Assets [Member]          
Operating Lease, Right-of-Use Asset $ 500   $ 500    
Trucks under Operating Lease [Member]          
Lessor, Operating Lease, Term of Contract (Year) 5 years   5 years    
Property, Plant and Equipment, Net, Total $ 55,200   $ 55,200    
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance 35,000   $ 35,000    
Depreciation, Total $ 1,600        
Minimum [Member] | Shop and Office Leases with Early Cancellation Options [Member]          
Lessee, Operating Lease, Term of Contract (Year) 1 year   1 year    
Minimum [Member] | Leases without Early Cancellation Options [Member]          
Lessee, Operating Lease, Term of Contract (Year) 3 years   3 years    
Maximum [Member] | Shop and Office Leases with Early Cancellation Options [Member]          
Lessee, Operating Lease, Term of Contract (Year) 5 years   5 years    
Maximum [Member] | Leases without Early Cancellation Options [Member]          
Lessee, Operating Lease, Term of Contract (Year) 5 years   5 years