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v3.19.2

Summary of Accounts Receivable Net of Allowances and Net Contract Assets (Liabilities) (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
May 31, 2019 | May 31, 2018
Disaggregation Of Revenue [Line Items] |  |
Accounts receivable, less allowance | $ 1,232,350 | $ 1,113,818
Contract assets | 21,628 | 18,212
Contract liabilities - short-term | (25,896) | (23,335)
Net Contract Liabilities | (4,268) | $ (5,123)
Change in Contract with Customer, Asset and Liability [Abstract] |  |
Change in accounts receivable, less allowance | 118,532 |
Change in contract assets | 3,416 |
Change in Net Contract Liabilities | $ 855 |
Percentage of change in accounts receivable, less allowance | 10.60% |
Percentage of change in contract assets | 18.80% |
Percentage of change in Net Contract Liabilities | (16.70%) |
Short-term |  |
Change in Contract with Customer, Asset and Liability [Abstract] |  |
Change in contract liabilities | $ (2,561) |
Percentage of change in contract liabilities | 11.00% |

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