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Enterprise-wide Disclosures and Concentration of Business | 12 Months Ended
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Sep. 30, 2017
Enterprise-wide Disclosures and Concentration of Business [Abstract] |
Enterprise-wide Disclosures and Concentration of Business | Note 12—Enterprise-wide Disclosures and Concentration of Business The Company’s long-lived net property, equipment and technology assets are classified by major geographic areas as follows:
| September 30, 2017 |  | September 30, 2016
| (in millions)
United States | $ | 2,003 |  |  | $ | 1,827 |
International | 250 |  |  | 323 |
Total | $ | 2,253 |  |  | $ | 2,150 |
Revenue by geographic market is primarily based on the location of the issuing financial institution. Revenues earned in the United States were approximately 47% of net operating revenues in fiscal 2017, 52% in fiscal 2016 and 53% in fiscal 2015. No individual country, other than the United States, generated more than 10% of net operating revenues in these years. A significant portion of Visa’s operating revenues is concentrated among its largest clients. Loss of business from any of these clients could have an adverse effect on the Company. The Company did not have any customer that generated greater than 10% of its net operating revenues in fiscal 2017, 2016 or 2015.

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