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Goodwill and Other Intangible Assets (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2020 USD ($)
Beginning balance	$ 12,135
Translation adjustment	2
Ending balance	12,137
GRE [Member]
Beginning balance	9,998
Translation adjustment
Ending balance	9,998
GRE International Corporation [Member]
Beginning balance	1,733
Translation adjustment	2
Ending balance	1,735
GES [Member]
Beginning balance	404
Translation adjustment
Ending balance	$ 404

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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- Definition

Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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