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Note 22 - Valuation and Qualifying Accounts (Tables) | 12 Months Ended
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Jun. 30, 2012
Schedule of Valuation Allowance for Impairment of Recognized Servicing Assets [Table Text Block] |
|  | Balance at Beginning of Period |  |  | Additions (Reductions) Charged to Income |  |  | Adjustments and/or Deductions |  |  | Balance at End of Period |
Accounts Receivable: |  |  |  |  |  |  |  |  |  |  |  |
Sales discounts, sales returns and allowance for doubtful accounts: |  |  |  |  |  |  |  |  |  |  |  |
June 30, 2012 |  | $ | 1,171 |  |  | $ | 9 |  |  | $ | 70 |  |  | $ | 1,250 |
June 30, 2011 |  | $ | 1,160 |  |  | $ | 11 |  |  | $ | - |  |  | $ | 1,171 |
June 30, 2010 |  | $ | 1,362 |  |  | $ | (202 | ) |  | $ | - |  |  | $ | 1,160 |
Inventory: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Inventory valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
June 30, 2012 |  | $ | 1,716 |  |  | $ | 935 |  |  | $ | - |  |  | $ | 2,651 |
June 30, 2011 |  | $ | 2,072 |  |  | $ | (356 | ) |  | $ | - |  |  | $ | 1,716 |
June 30, 2010 |  | $ | 2,204 |  |  | $ | 400 |  |  | $ | (532 | ) |  | $ | 2,072 |

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- Definition Tabular disclosure of the activity by class in any valuation allowance for impairment of recognized servicing assets - including beginning and ending balances, aggregate additions charged and recoveries credited to operations, and aggregate write-downs charged against allowance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 4 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=7882072&loc=d3e122739-111746 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 140 -Paragraph 17 -Subparagraph g(5) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration