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INTANGIBLE ASSETS (Tables) | 3 Months Ended
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Aug. 31, 2015
Summary of Intangible Assets | A summary of intangible assets as of August 31, 2015 and May 31, 2015 is as follows (in thousands):
|  | August 31, 2015 |  |  | May 31, 2015 |
|  | (unaudited) |  |  |  |  |  |  |  |  |  |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |  |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Customer relationships |  | $ | 99,164 |  |  | $ | (10,636 | ) |  | $ | 88,528 |  |  | $ | 22,612 |  |  | $ | (9,111 | ) |  | $ | 13,501 |
Non-compete agreements |  |  | 5,036 |  |  |  | (3,380 | ) |  |  | 1,656 |  |  |  | 3,417 |  |  |  | (3,363 | ) |  |  | 54 |
Trade names |  |  | 5,702 |  |  |  | (1,387 | ) |  |  | 4,315 |  |  |  | 4,401 |  |  |  | (1,074 | ) |  |  | 3,327 |
Technology |  |  | 5,112 |  |  |  | (2,363 | ) |  |  | 2,749 |  |  |  | 5,112 |  |  |  | (2,230 | ) |  |  | 2,882 |
Licenses |  |  | 683 |  |  |  | (195 | ) |  |  | 488 |  |  |  | 683 |  |  |  | (179 | ) |  |  | 504 |
Total |  | $ | 115,697 |  |  | $ | (17,961 | ) |  | $ | 97,736 |  |  | $ | 36,225 |  |  | $ | (15,957 | ) |  | $ | 20,268 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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Period Type: | duration