Goodwill (Details) $ in Thousands	3 Months Ended
Mar. 31, 2020 USD ($)
Goodwill [Line Items]
Goodwill. start	$ 213,425
Impairment	(114,049)
Goodwill. end	99,376
Reservoir Description Segment [Member]
Goodwill [Line Items]
Goodwill. start	99,484
Other	(108)
Goodwill. end	99,376
Production Enhancement Segment [Member]
Goodwill [Line Items]
Goodwill. start	113,941
Impairment	(114,049)
Other	$ 108

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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