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Segment and Geographic Information (Tables)

6 Months Ended

Jun. 30, 2013

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

The following table summarizes the percentage of the Company's revenues derived from operations outside of the United States:



	Three Months Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
Revenues derived from outside of the United States	29	%	27	%	29	%	28	%
Revenues derived from Europe	17	%	17	%	17	%	17	%

- Definition

Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries.

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