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Basis of Presentation - Sale of Gbo Poland and Romania (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Sales of Gbo Poland and Gbo Romania [Abstract]
Proceeds from Sales of Business, Affiliate and Productive Assets			$ 10,200
Gain on disposal of a business	$ 443	$ 0	$ 443	$ 0

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- Definition

Sales of Gbo Poland and Gbo Romania

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No definition available.

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- Definition

Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment.

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No definition available.

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- Definition

Aggregate cash proceeds received from a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities.

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No definition available.

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