Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Summary of Property and equipment
Property and equipment, gross		$ 194,542
Accumulated depreciation		(45,934)
Property and equipment, net		148,608
Property and equipment and finance lease, gross	$ 189,177
Accumulated depreciation	63,768
Property and equipment, net	125,409
Depreciation expense	27,700	29,300
Gain on disposition of property plant equipment	4,552	1,337
Well servicing equipment
Summary of Property and equipment
Property and equipment, gross	$ 132,562	128,647
Well servicing equipment | Minimum
Summary of Property and equipment
Property and equipment, estimated life	9 years
Well servicing equipment | Maximum
Summary of Property and equipment
Property and equipment, estimated life	15 years
Autos and trucks
Summary of Property and equipment
Property and equipment, gross	$ 20,627	32,132
Autos and trucks | Minimum
Summary of Property and equipment
Property and equipment, estimated life	5 years
Autos and trucks | Maximum
Summary of Property and equipment
Property and equipment, estimated life	10 years
Autos and trucks - finance lease
Summary of Property and equipment
Property and equipment, gross		20,416
Autos and trucks - finance lease	$ 22,136
Autos and trucks - finance lease | Minimum
Summary of Property and equipment
Property and equipment, estimated life	5 years
Autos and trucks - finance lease | Maximum
Summary of Property and equipment
Property and equipment, estimated life	10 years
Disposal wells
Summary of Property and equipment
Property and equipment, gross	$ 3,835	3,977
Disposal wells | Minimum
Summary of Property and equipment
Property and equipment, estimated life	5 years
Disposal wells | Maximum
Summary of Property and equipment
Property and equipment, estimated life	15 years
Building and improvements
Summary of Property and equipment
Property and equipment, gross	$ 6,216	5,705
Building and improvements | Minimum
Summary of Property and equipment
Property and equipment, estimated life	5 years
Building and improvements | Maximum
Summary of Property and equipment
Property and equipment, estimated life	30 years
Furniture, fixtures, and other
Summary of Property and equipment
Property and equipment, gross	$ 3,154	2,797
Furniture, fixtures, and other | Minimum
Summary of Property and equipment
Property and equipment, estimated life	3 years
Furniture, fixtures, and other | Maximum
Summary of Property and equipment
Property and equipment, estimated life	15 years
Land
Summary of Property and equipment
Property and equipment, gross	$ 647	868
Finance Leased Assets
Summary of Property and equipment
Depreciation expense	$ 4,500	$ 3,400