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DIVIDENDS: | 9 Months Ended
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Jun. 30, 2012
DIVIDENDS: |
DIVIDENDS: |
6. DIVIDENDS: The Company paid cash dividends on its common stock and convertible preferred stock issuances totaling $0.2 million and $0.6 million for the three and nine month periods ended June 2012, respectively, and $0.2 million and $0.5 million for the three and nine month periods ended June 2011, respectively.

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- Details
Name: | dit_DividendsDisclosureAbstract
Namespace Prefix: | dit_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition This element represents cash dividends paid by the Company. + References No definition available. + Details
Name: | dit_DividendsPaidDisclosureTextBlock
Namespace Prefix: | dit_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration