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Commitments And Contingencies (Tables) | 12 Months Ended
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May 31, 2018
Commitments and Contingencies Disclosure [Abstract] |
Aggregate of future annual payments under non cancelable operating leases for facilities and equipment | Future annual payments under non-cancelable operating leases in the aggregate, of which one includes an escalation clause, with initial remaining terms of more than one year at May 31, 2018, are summarized as follows (in thousands):
(in thousands) |
2019 | $ | 2,234 |
2020 | 1,829 |
2021 | 993 |
2022 | 884 |
2023 and thereafter | 1,668 |
| $ | 7,608 |
Other commitments and contingencies | The following table summarizes the Company's other future commitments and contingencies as of May 31, 2018
(in thousands) | Total |  | 2019 |  | 2020 |  | 2021 |  | 2022 |  | 2023 and thereafter
Purchase obligations (1) | $ | 56,201 |  |  | $ | 11,751 |  |  | $ | 14,243 |  |  | $ | 15,485 |  |  | $ | 9,189 |  |  | $ | 5,533 |
Royalties | 45,000 |  |  | 3,000 |  |  | 3,500 |  |  | 3,500 |  |  | 3,500 |  |  | 31,500 |
Other | 667 |  |  | 167 |  |  | 167 |  |  | 167 |  |  | 166 |  |  | — |
| $ | 101,868 |  |  | $ | 14,918 |  |  | $ | 17,910 |  |  | $ | 19,152 |  |  | $ | 12,855 |  |  | $ | 37,033 |
(1) | The non-cancelable inventory purchase obligations are not reflected on our consolidated balance sheets under accounting principles generally accepted in the United States of America.

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- Definition Tabular disclosure of the aggregate amount of payments due on known contractual obligations for the five years following the date of the latest balance sheet and the combined aggregate amount of maturities of known contractual obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 303 -Paragraph a -Subparagraph 5 + Details
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- Definition Tabular disclosure of information about obligations resulting from other commitments. + References No definition available. + Details
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