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Operating Leases (Details Textual) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2013 USD ($) | Jan. 21, 2013 USD ($) ft² | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Operating Leased Assets [Line Items] |  |  |  |
Operating Leases, Rent Expense |  |  | $ 475,665 | $ 638,320
Office Space In North Dallas [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Operating Leases, Rent Expense |  |  | $ 50,500 | $ 52,500
Area of Real Estate Property | ft² |  | 4,500 |  |
Future Rental Payment Amount |  | $ 7,500 |  |
Reeder Road Facility [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Operating Leases Rent Expense Sublease Rentals Rent Per Month For Years One And Two | $ 5,000 |  |  |
Operating Leases Rent Expense Sublease Rentals Rent Per Month After Year Two | $ 7,500 |  |  |

X
- Definition Future rental payment amount + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Monthly rent to be received from sublease rental after the second year. + References No definition available. + Details
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Namespace Prefix: | dgse_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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X
- Definition Monthly rent to be received from sublease rental for the first two years. + References No definition available. + Details
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Namespace Prefix: | dgse_
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- Definition Area of a real estate property. + References No definition available. + Details
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Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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X
- Details
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Namespace Prefix: |
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X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |