Legal Proceedings	12 Months Ended
May 31, 2019
Legal Proceedings
Legal Proceedings	14. Legal Proceedings We are not a party to any material pending legal proceeding (including any governmental or environmental proceeding) other than routine litigation incidental to our business except for the following: Department of Justice Investigation The U.S. Department of Justice (“DoJ”), acting through the U.S. Attorney’s Office for the Southern District of Illinois, is conducting an investigation of AAR Airlift Group, Inc. ("Airlift"), a wholly-owned subsidiary of AAR CORP., under the federal civil False Claims Act (“FCA”). The investigation relates to Airlift’s performance of several contracts awarded by the U.S. Transportation Command concerning the operations and maintenance of rotary-wing and fixed-wing aircraft in Afghanistan and Africa, as well as several U.S. Navy contracts. In June 2018, the DoJ informed Airlift that part of the investigation was precipitated by a lawsuit filed under the qui tam provisions of the FCA by a former employee of Airlift. That lawsuit remains under seal. Airlift is cooperating with the DoJ investigation. Self-Reporting of Potential Foreign Corrupt Practices Act Violations The Company retained outside counsel to investigate possible violations of the Company's Code of Conduct, the U.S. Foreign Corrupt Practices Act, and other applicable laws, relating to the Company’s activities in Nepal and South Africa. Based on these investigations, we self-reported these matters to the DoJ, the U.S. Securities and Exchange Commission and the UK Serious Fraud Office. The Company will fully cooperate in any review by these agencies, although we are unable at this time to predict what action, if any, they may take.

14. Legal Proceedings

We are not a party to any material pending legal proceeding (including any governmental or environmental proceeding) other than routine litigation incidental to our business except for the following:

Department of Justice Investigation

The U.S. Department of Justice (“DoJ”), acting through the U.S. Attorney’s Office for the Southern District of Illinois, is conducting an investigation of AAR Airlift Group, Inc. ("Airlift"), a wholly-owned subsidiary of AAR CORP., under the federal civil False Claims Act (“FCA”). The investigation relates to Airlift’s performance of several contracts awarded by the U.S. Transportation Command concerning the operations and maintenance of rotary-wing and fixed-wing aircraft in Afghanistan and Africa, as well as several U.S. Navy contracts. In June 2018, the DoJ informed Airlift that part of the investigation was precipitated by a lawsuit filed under the qui tam provisions of the FCA by a former employee of Airlift. That lawsuit remains under seal. Airlift is cooperating with the DoJ investigation.

Self-Reporting of Potential Foreign Corrupt Practices Act Violations

The Company retained outside counsel to investigate possible violations of the Company's Code of Conduct, the U.S. Foreign Corrupt Practices Act, and other applicable laws, relating to the Company’s activities in Nepal and South Africa. Based on these investigations, we self-reported these matters to the DoJ, the U.S. Securities and Exchange Commission and the UK Serious Fraud Office. The Company will fully cooperate in any review by these agencies, although we are unable at this time to predict what action, if any, they may take.