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Note 13 - Disposition of Majority Interest in Subsidiary (Detail) (USD $)
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1 Months Ended | ||||
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Mar. 31, 2011
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Feb. 28, 2011
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Jun. 30, 2012
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Jun. 30, 2011
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Jun. 30, 2010
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| Noncontrolling Interest, Ownership Percentage by Parent | 35.00% | 65.00% | 75.00% | ||
| Deconsolidation, Gain (Loss), Amount | $ 4,100,000 | ||||
| Goodwill, Written off Related to Sale of Business Unit | 2,400,000 | ||||
| Goodwill | 16,702,000 | 16,702,000 | 19,137,000 | ||
| Deconsolidation, Revaluation of Retained Investment, Gain (Loss), Amount | $ 2,600,000 | ||||
| X | ||||||||||
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- Definition
The amount of the gain (loss) recognized by the parent and included in its attributable portion of net income for the period due to deconsolidation of a subsidiary or derecognition of a group of assets. The gain (loss) recognized and included in the net income attributable to the parent for the period is generally computed as the difference between: (a) the aggregate of: (1) the fair value of any consideration received; (2) the fair value of any retained noncontrolling investment in the former subsidiary at the date the subsidiary was deconsolidated; and (3) the carrying amount of any noncontrolling interest in the former subsidiary (including any accumulated other comprehensive income attributable to the noncontrolling interest) at the date the subsidiary was deconsolidated and (b) the carrying amount of the former subsidiary's assets and liabilities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
In connection with deconsolidation of a subsidiary or derecognition of a group of assets, the portion of any gain (loss) recognized by the parent, during the period, which is related to the remeasurement of any retained investment in the former subsidiary or group of assets to its fair value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Write-off of the carrying amount of goodwill associated with all or a portion of a reporting unit that is sold in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The parent entity's interest in net assets of the subsidiary, expressed as a percentage. No definition available.
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