XML 59 R48.htm IDEA: XBRL DOCUMENT v3.21.2
PROPERTY AND EQUIPMENT (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Property and equipment          
Property and equipment $ 892,872   $ 892,872   $ 878,902
Accumulated depreciation (549,725)   (549,725)   (528,537)
Total property and equipment, net 343,147   343,147   350,365
Accumulated depreciation related to finance leases 1,100   1,100   1,100
Depreciation and amortization expense          
Depreciation expense from property and equipment 20,612 $ 21,449 59,216 $ 68,720  
Amortization expense from finance lease 64 123 167 239  
Amortization expense from intangible assets 2,686 2,960 7,919 8,939  
Accretion expense from asset retirement obligations 104 30 105 (127)  
Total depreciation and amortization 23,466 $ 24,562 67,407 77,771  
Property and Equipment Held-for-Sale and Impairments          
Total impairment and abandonment of property and equipment       $ 7,910  
Machinery and equipment          
Property and equipment          
Property and equipment 597,151   597,151   596,441
Buildings and leasehold improvements          
Property and equipment          
Property and equipment 100,060   100,060   93,236
Pipelines          
Property and equipment          
Property and equipment 72,829   72,829   72,458
Disposal wells          
Property and equipment          
Property and equipment 47,711   47,711   48,097
Vehicles and equipment          
Property and equipment          
Property and equipment 28,717   28,717   30,975
Land          
Property and equipment          
Property and equipment 15,210   15,210   13,497
Computer equipment and software          
Property and equipment          
Property and equipment 5,527   5,527   7,127
Office furniture and equipment          
Property and equipment          
Property and equipment 887   887   892
Machinery and equipment - finance lease          
Property and equipment          
Property and equipment 544   544   537
Vehicles and equipment - finance lease          
Property and equipment          
Property and equipment 371   371   475
Computer equipment and software - finance lease          
Property and equipment          
Property and equipment 412   412   356
Construction in progress          
Property and equipment          
Property and equipment $ 23,453   $ 23,453   $ 14,811