|
Note 7 - Intangible Assets (Details) - Intangible Assets (USD $)
|
9 Months Ended | |
|---|---|---|
|
Feb. 28, 2013
|
May 31, 2012
|
|
| Note 7 - Intangible Assets (Details) - Intangible Assets [Line Items] | ||
| Amortizable life | Indefinite | |
| Intangible assets | $ 3,870,678 | $ 3,870,678 |
| Accumulated amortization | (453,603) | (402,499) |
| 3,417,075 | 3,468,179 | |
| Goodwill | Indefinite | |
| Goodwill | 1,420,678 | 1,420,678 |
|
Trade Names [Member]
|
||
| Note 7 - Intangible Assets (Details) - Intangible Assets [Line Items] | ||
| Amortizable life | Indefinite | |
| Intangible assets | 1,720,000 | 1,720,000 |
| Goodwill | Indefinite | |
|
Noncompete Agreements [Member]
|
||
| Note 7 - Intangible Assets (Details) - Intangible Assets [Line Items] | ||
| Amortizable life | 5 | |
| Intangible assets | 110,000 | 110,000 |
| Goodwill | 5 | |
|
Customer Relationships [Member]
|
||
| Note 7 - Intangible Assets (Details) - Intangible Assets [Line Items] | ||
| Amortizable life | 10 | |
| Intangible assets | $ 620,000 | $ 620,000 |
| Goodwill | 10 |