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Segments and Geographic Information | 12 Months Ended
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May 31, 2018
Segment Reporting [Abstract] |
SEGMENTS AND GEOGRAPHIC INFORMATION | SEGMENTS AND GEOGRAPHIC INFORMATION Segment information The Company considers its business to be a single segment entity related to the development, manufacture and sale on a global basis of medical devices for vascular access, surgery, peripheral vascular disease and oncology. The Company's chief operating decision maker (CEO) evaluates the various global product portfolios on a net sales basis. Executives reporting in to the CEO include those responsible for operations and supply chain management, research and development, sales, franchise marketing and certain corporate functions. The CEO evaluates profitability, investment and cash flow metrics on a consolidated worldwide basis due to shared infrastructure and resources. Total sales by product category are summarized below (in thousands):
| Year ended May 31,
(in thousands) | 2018 |  | 2017 |  | 2016
Net sales by Product Category |  |  |  |  |
Peripheral Vascular | $ | 202,334 |  |  | $ | 208,602 |  |  | $ | 205,620 |
Vascular Access | 92,760 |  |  | 96,481 |  |  | 99,375 |
Oncology/Surgery | 49,191 |  |  | 44,560 |  |  | 48,895 |
Total | $ | 344,285 |  |  | $ | 349,643 |  |  | $ | 353,890 |
Geographic information Total sales for geographic areas are summarized below (in thousands):
| Year ended May 31,
(in thousands) | 2018 |  | 2017 |  | 2016
Net sales by Geography |  |  |  |  |
United States | $ | 273,327 |  |  | $ | 282,168 |  |  | $ | 285,824 |
International | 70,958 |  |  | 67,475 |  |  | 68,066 |
Total | $ | 344,285 |  |  | $ | 349,643 |  |  | $ | 353,890 |
For fiscal years 2018, 2017 and 2016, International sales as a percentage of total net sales were 21%, 19% and 19%, respectively. Sales to any one country outside the U.S., as determined by shipment destination, did not comprise a material portion of net sales in any of the last three fiscal years. In addition, no one customer represents more than 10% of consolidated net sales. 99% of long-lived assets are located within the United States.

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- Definition The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -URI http://asc.fasb.org/topic&trid=2134510 + Details
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