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Accrued Liabilities | 12 Months Ended
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May 31, 2014
Payables and Accruals [Abstract] |
ACCRUED LIABILITIES | ACCRUED LIABILITIES As of May 31, 2014 and 2013, accrued liabilities consist of the following:
| May 31, 2014 |  | May 31, 2013
| (in thousands)
Payroll and related expenses | $ | 8,114 |  |  | $ | 6,421 |
Royalties | 2,620 |  |  | 2,034 |
Accrued severance | 765 |  |  | 1,602 |
Deferred revenue | 200 |  |  | 1,573 |
Sales and franchise taxes | 1,327 |  |  | 1,047 |
Interest rate swap liability | 555 |  |  | 523 |
Other | 3,071 |  |  | 3,156 |
Total | $ | 16,652 |  |  | $ | 16,356 |

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- Definition The entire disclosure for accounts payable and accrued liabilities at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a),20,24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Subparagraph a -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 24 -Article 5 + Details
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