General (Details) $ in Millions	1 Months Ended	9 Months Ended
Jul. 31, 2021 USD ($) item	Sep. 30, 2021 item country
General
Number of countries company has actively marketed rigs for land based drilling operations \| country		20
Actively marketed rigs for offshore based drilling operations		29
Canada
General
Sale of drilling segment assets \| $	$ 94.0
Number of land based drilling rigs	35
United States and Canada
General
Actively marketed rigs for land based drilling operations		304
Countries Other Than United States and Canada
General
Actively marketed rigs for land based drilling operations		14

Number of actively marketed rigs for land based drilling operations.

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- Definition

Number of actively marketed rigs for offshore drilling operations.

+ References

No definition available.

+ Details

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- Definition

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+ References

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- Definition

Represents information pertaining to number of land based drilling rigs.

+ References

No definition available.

+ Details

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- Definition

Amount of gain (loss) on sale or disposal of proven and unproven oil and gas properties.

+ References

Reference 1: 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=121586364&loc=d3e3602-108585

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- Definition

The number of countries in which the entity operates as of balance sheet date.

+ References

No definition available.

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