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Business Segments - Capital Expenditures (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |
Capital expenditures | $ 166,320 | $ 145,481 | $ 347,512
Other Operations |  |  |
Segment Reporting Information [Line Items] |  |  |
Capital expenditures | 11,638 | 12,378 | 27,132
Contract Drilling | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Capital expenditures | 109,894 | 105,037 | 194,416
Pressure Pumping | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Capital expenditures | 34,676 | 21,678 | 105,803
Directional Drilling | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Capital expenditures | 8,591 | 4,681 | 15,549
Corporate Segment |  |  |
Segment Reporting Information [Line Items] |  |  |
Capital expenditures | $ 1,521 | $ 1,707 | $ 4,612

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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