- Financial Information by Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Revenues	$ 188,422	$ 180,898
Direct operating costs	159,597	146,825
Segment profits	(43,866)	(21,860)
Depreciation and amortization	29,404	30,543
Capital expenditures	15,429	22,085
Total assets	190,265	256,385
Long lived assets	143,240	182,288
Operating Segments
Segment Reporting Information [Line Items]
Segment profits	28,825	34,073
Total assets	180,411	243,199
Well Servicing
Segment Reporting Information [Line Items]
Revenues	91,521	83,035
Direct operating costs	72,980	67,889
Depreciation and amortization	9,697	10,324
Capital expenditures	6,042	5,080
Long lived assets	50,609	52,314
Well Servicing | Operating Segments
Segment Reporting Information [Line Items]
Segment profits	18,541	15,146
Total assets	65,401	79,236
Coiled Tubing
Segment Reporting Information [Line Items]
Revenues	52,335	39,572
Direct operating costs	51,982	32,384
Depreciation and amortization	10,745	6,480
Capital expenditures	6,709	12,961
Long lived assets	59,094	84,588
Coiled Tubing | Operating Segments
Segment Reporting Information [Line Items]
Segment profits	353	7,188
Total assets	70,506	113,008
Fluid Logistics
Segment Reporting Information [Line Items]
Revenues	44,566	58,291
Direct operating costs	34,635	46,552
Depreciation and amortization	8,962	13,739
Capital expenditures	2,678	4,044
Long lived assets	33,537	45,386
Fluid Logistics | Operating Segments
Segment Reporting Information [Line Items]
Segment profits	9,931	11,739
Total assets	$ 44,504	$ 50,955