General (Policies)	6 Months Ended
Nov. 30, 2017
Accounting Policies [Abstract]
Summary of Significant Accounting Policies	SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES. These interim financial statements of FedEx Corporation (“FedEx”) have been prepared in accordance with accounting principles generally accepted in the United States and Securities and Exchange Commission (“SEC”) instructions for interim financial information, and should be read in conjunction with our Annual Report on Form 10-K for the year ended May 31, 2017 (“Annual Report”). Accordingly, significant accounting policies and other disclosures normally provided have been omitted since such items are disclosed in our Annual Report. In the opinion of management, the accompanying unaudited condensed consolidated financial statements reflect all adjustments (including normal recurring adjustments) necessary to present fairly our financial position as of November 30, 2017, the results of our operations for the three- and six-month periods ended November 30, 2017 and 2016, and cash flows for the six-month periods ended November 30, 2017 and 2016. Operating results for the three- and six-month periods ended November 30, 2017 are not necessarily indicative of the results that may be expected for the year ending May 31, 2018. Except as otherwise specified, references to years indicate our fiscal year ending May 31, 2018 or ended May 31 of the year referenced and comparisons are to the corresponding period of the prior year.

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES. These interim financial statements of FedEx Corporation (“FedEx”) have been prepared in accordance with accounting principles generally accepted in the United States and Securities and Exchange Commission (“SEC”) instructions for interim financial information, and should be read in conjunction with our Annual Report on Form 10-K for the year ended May 31, 2017 (“Annual Report”). Accordingly, significant accounting policies and other disclosures normally provided have been omitted since such items are disclosed in our Annual Report.

In the opinion of management, the accompanying unaudited condensed consolidated financial statements reflect all adjustments (including normal recurring adjustments) necessary to present fairly our financial position as of November 30, 2017, the results of our operations for the three- and six-month periods ended November 30, 2017 and 2016, and cash flows for the six-month periods ended November 30, 2017 and 2016. Operating results for the three- and six-month periods ended November 30, 2017 are not necessarily indicative of the results that may be expected for the year ending May 31, 2018.

Except as otherwise specified, references to years indicate our fiscal year ending May 31, 2018 or ended May 31 of the year referenced and comparisons are to the corresponding period of the prior year.