XML 54 R99.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Segment Information - Long-Lived Assets, by Segment (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Segment Reporting Information [Line Items]    
Property, plant and equipment $ 328,432 $ 416,490
Operating segments | Tubular Running Services    
Segment Reporting Information [Line Items]    
Property, plant and equipment 132,626 202,874
Operating segments | Tubulars    
Segment Reporting Information [Line Items]    
Property, plant and equipment 15,162 12,921
Operating segments | Cementing Equipment    
Segment Reporting Information [Line Items]    
Property, plant and equipment 34,184 27,509
Corporate and Reconciling Items    
Segment Reporting Information [Line Items]    
Property, plant and equipment $ 146,460 $ 173,186