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Revenue (Tables) | 3 Months Ended
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Aug. 31, 2019
Revenue From Contract With Customer [Abstract] |
Accounts Receivable Net of Allowances and Net Contract Assets (Liabilities) | Accounts receivable, net of allowances, and net contract assets (liabilities) consisted of the following:
(In thousands, except percents) |  | August 31, 2019 |  |  | May 31, 2019 |  |  | $ Change |  |  | % Change |
Accounts receivable, less allowance |  | $ | 1,109,259 |  |  | $ | 1,232,350 |  |  | $ | (123,091 | ) |  |  | -10.0 | %
Contract assets |  | $ | 26,464 |  |  | $ | 21,628 |  |  | $ | 4,836 |  |  |  | 22.4 | %
Contract liabilities - short-term |  |  | (27,402 | ) |  |  | (25,896 | ) |  |  | (1,506 | ) |  |  | 5.8 | %
Net Contract Liabilities |  | $ | (938 | ) |  | $ | (4,268 | ) |  | $ | 3,330 |  |  |  | -78.0 | %

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- Definition Tabular disclosure of contract balances and changes in contract balances. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130551-203045 + Details
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- References No definition available. + Details
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