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Property and Equipment - Additional Information (Detail) $ in Thousands | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2021 USD ($) hp Rigs | Jun. 30, 2020 USD ($) | Dec. 31, 2021 USD ($) Rigs | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) Rigs | Mar. 31, 2020
Property Plant And Equipment [Line Items] |  |  |  |  |  |
Impairment charge of drilling equipment |  | $ 8,300 |  |  |  |
Dry holes and abandonments |  |  | $ 178 | $ 1,285 | $ 109 |
Pressure Pumping |  |  |  |  |  |
Property Plant And Equipment [Line Items] |  |  |  |  |  |
Impairment charge of drilling equipment | $ 32,200 |  |  | 0 | $ 20,500 |
Power of an asset | hp | 200,000 |  |  |  |  |
Percentage of excepted cash flows on undiscounted basis exceeding the carrying values of asset groups |  |  |  |  | 54.00% | 22.00%
Directional Drilling |  |  |  |  |  |
Property Plant And Equipment [Line Items] |  |  |  |  |  |
Impairment charge of drilling equipment | $ 2,500 |  |  | $ 0 | $ 8,400 |
Impairment Charges Developed Technology Intangible Asset | 11,400 |  |  |  |  |
Percentage of excepted cash flows on undiscounted basis exceeding the carrying values of asset groups |  |  |  |  | 23.00% | 3.00%
Contract Drilling |  |  |  |  |  |
Property Plant And Equipment [Line Items] |  |  |  |  |  |
Percentage of excepted cash flows on undiscounted basis exceeding the carrying values of asset groups |  |  |  |  | 35.00% | 15.00%
Oilfield Rentals |  |  |  |  |  |
Property Plant And Equipment [Line Items] |  |  |  |  |  |
Percentage of excepted cash flows on undiscounted basis exceeding the carrying values of asset groups |  |  |  |  | 7.00% | 9.00%
Rigs and Spare Rig Components That Would No Longer Be Marketed |  |  |  |  |  |
Property Plant And Equipment [Line Items] |  |  |  |  |  |
Impairment charge of drilling equipment | $ 220,000 | $ 8,300 |  |  | $ 173,000 |
Number of rigs | Rigs | 43 |  | 43 |  | 36 |

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- Definition The adjustment to expense previously capitalized costs of drilling exploratory wells when proved reserves are not found or when the entity obtains information that raises substantial doubt about the economic or operational viability of the project. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6475089&loc=d3e66610-109467 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 40 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6475089&loc=d3e66625-109467 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 40 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6475089&loc=d3e66584-109467 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 35 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=66906256&loc=d3e66150-109466 + Details
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