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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND BASIS OF PRESENTATION (Details) | 1 Months Ended | 3 Months Ended
--- | --- | ---
Oct. 31, 2012 item | Dec. 31, 2012 item sqft
Business segment |  |
Number of business segments |  | 2
Company operations |  |
Number of new health food retail stores scheduled to open in Arkansas and Nebraska |  | 2
Wholesale distribution business |  |
Company operations |  |
Number of distribution centers |  | 6
Number of products sold or distributed |  | 14,000
Number of retail outlets served |  | 5,000
Rank assigned by Convenience Store News | 9 |
Permanent floor space occupied by distribution centers (in square feet) |  | 601,000
Retail stores |  |
Company operations |  |
Number of products sold or distributed |  | 30,000
Number of operating health food retail stores |  | 14
Retail stores | Florida |  |
Company operations |  |
Number of operating health food retail stores |  | 6
Retail stores | Midwest |  |
Company operations |  |
Number of operating health food retail stores |  | 8

X
- Definition Represents the ranking assigned to distribution centers by Convenience Store News. + References No definition available. + Details
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Namespace Prefix: | dit_
Data Type: | xbrli:integerItemType
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X
- Definition Represents the number of distribution centers operated by the entity. + References No definition available. + Details
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Namespace Prefix: | dit_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of new stores. + References No definition available. + Details
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Namespace Prefix: | dit_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Definition Represents the number of product or services or a group of similar products or similar services, for which the entity reported revenue from customers during the period. + References No definition available. + Details
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- Definition Represents the number of retail outlets served. + References No definition available. + Details
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Namespace Prefix: | dit_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Details
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- Definition Area of a real estate property. + References No definition available. + Details
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Period Type: | duration

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- Definition Represents the number of stores. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: | us-gaap_
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