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Prepaid Expenses and Other (Details) (USD $) In Thousands, unless otherwise specified | May 31, 2014 | May 31, 2013
--- | --- | ---
Prepaid expenses and other |  |
Deposits | $ 3,356 | $ 4,029
Other prepaid taxes | 202 | 458
Licensee fees | 604 | 597
Software licenses | 130 | 520
Trade shows | 62 | 487
Rent | 114 | 135
Insurance | 395 | 120
Interest receivable | 1 | 2
Other | 1,111 | 1,206
Total | 5,975 | 7,554
Prepaid income taxes | $ 510 | $ 563

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