Basis of Presentation - Narrative (Details) - USD ($) $ in Thousands	Jun. 01, 2019	Feb. 29, 2020	May 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Reserve for obsolete inventory		$ 34,100	$ 32,700
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease right-of-use assets, net		165,169
Operating lease liabilities		$ 171,037
Other Accumulated Comprehensive Income (Loss)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Reclassification adjustment for stranded income tax effects	$ 2,000
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease right-of-use assets, net	168,000
Operating lease liabilities	$ 173,400