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Accumulated Other Comprehensive Income (Loss) (Tables) | 12 Months Ended
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May 31, 2018
Equity [Abstract] |
Accumulated Other Comprehensive Income (Loss) | Changes in each component of accumulated other comprehensive income (loss), net of tax, are as follows for fiscal 2018 and 2017:
(in thousands) |  | Foreign currency translation gain (loss) |  | Unrealized gain (loss) on marketable securities |  | Total
Balance at May 31, 2016 |  | $ | (760 | ) |  | $ | (31 | ) |  | $ | (791 | )
Other comprehensive income (loss) before reclassifications, net of tax |  | (545 | ) |  | 12 |  |  | (533 | )
Amounts reclassified from accumulated other comprehensive income |  | — |  |  | — |  |  | — |
Net other comprehensive income (loss) |  | $ | (545 | ) |  | $ | 12 |  |  | $ | (533 | )
Balance at May 31, 2017 |  | $ | (1,305 | ) |  | $ | (19 | ) |  | $ | (1,324 | )
Other comprehensive income before reclassifications, net of tax |  | 270 |  |  | 102 |  |  | 372 |
Amounts reclassified from accumulated other comprehensive income |  | — |  |  | — |  |  | — |
Net other comprehensive income |  | $ | 270 |  |  | $ | 102 |  |  | $ | 372 |
Balance at May 31, 2018 |  | $ | (1,035 | ) |  | $ | 83 |  |  | $ | (952 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669686-108580 + Details
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