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Subsidiaries (Tables)

12 Months Ended

Dec. 31, 2018

Disclosure Of Significant Investments In Subsidiaries [Abstract]

Summary of Subsidiaries

				Ownership Interest
		Country of Incorporation		2018				2017
Precision Limited Partnership		Canada			100				100
Precision Drilling Canada Limited Partnership		Canada			100				100
Precision Diversified Oilfield Services Corp.		Canada			100				100
Precision Directional Services Ltd.		Canada			100				100
Precision Drilling (US) Corporation		United States			100				100
Precision Drilling Company LP		United States			100				100
Precision Completion & Production Services Ltd.		United States			100				100
Precision Directional Services, Inc.		United States			100				100
Grey Wolf Drilling Limited		Barbados			100				100
Grey Wolf Drilling (Barbados) Ltd.		Barbados			100				100

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- Definition

The disclosure of subsidiaries. [Refer: Subsidiaries [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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