Amount of damages awarded to the plaintiff in the legal matter.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-Name Accounting Standards Codification
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-Section 50
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Legal Proceedings (Details) - DynCorp International LLC v. AAR Airlift Group, Inc. - USD ($) $ in Millions	Feb. 01, 2018	Jan. 31, 2018	Dec. 01, 2017
Legal Proceedings
Damages received			$ 0.0
Number of days expected to file a stipulation of dismissal with prejudice		14 days
Number of days to move court for the purpose of entering a stipulated form of a final order or judgement or open the case for further proceedings	60 days