Property and Equipment - Cost of Property and Equipment and Related Accumulated Depreciation, Depletion, and Amortization (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 199,643	$ 189,102
Less accumulated depreciation and amortization	(111,607)	(94,968)
Property and equipment, net	88,036	94,134
Depreciation and amortization	19,797	18,573	$ 16,641
Amortization of property and equipment under finance leases	$ 4,744	2,547	1,807
Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	2 years
Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	39 years
Tractors and trailers
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 106,558	101,813
Tractors and trailers | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	5 years
Tractors and trailers | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	6 years
Field equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 22,851	22,139
Field equipment | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	2 years
Field equipment | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	5 years
Finance lease ROU assets
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 22,349	20,266
Less accumulated depreciation and amortization	$ (9,800)	(5,000)
Finance lease ROU assets | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	3 years
Finance lease ROU assets | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	6 years
Pipeline and related facilities
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 20,336	21,265
Pipeline and related facilities | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	20 years
Pipeline and related facilities | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	25 years
Linefill and base gas
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 3,922	3,333
Buildings
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 16,163	14,977
Buildings | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	5 years
Buildings | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	39 years
Office equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 2,060	1,893
Office equipment | Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	2 years
Office equipment | Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	5 years
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 2,008	1,790
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	3,396	1,626
Assets not held under finance leases
Property, Plant and Equipment [Line Items]
Depreciation and amortization	15,053	16,026	14,833
Assets held under finance leases
Property, Plant and Equipment [Line Items]
Amortization of property and equipment under finance leases	$ 4,744	$ 2,547	$ 1,808