XML 67 R55.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Operating Leases (Details Textual) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2013 USD ($) | Jan. 21, 2013 USD ($) ft² | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($)
Operating Leased Assets [Line Items] |  |  |  |
Operating Leases, Rent Expense, Net |  |  | $ 507,238 | $ 821,696
Office Space In North Dallas [Member] |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
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
Name: | dgse_FutureRentalPaymentAmount
Namespace Prefix: | dgse_
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
Name: | dgse_OperatingLeasesRentExpenseSubleaseRentalsRentPerMonthAfterYearTwo
Namespace Prefix: | dgse_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Monthly rent to be received from sublease rental for the first two years. + References No definition available. + Details
Name: | dgse_OperatingLeasesRentExpenseSubleaseRentalsRentPerMonthForYearsOneAndTwo
Namespace Prefix: | dgse_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Area of a real estate property. + References No definition available. + Details
Name: | us-gaap_AreaOfRealEstateProperty
Namespace Prefix: | us-gaap_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

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
Name: | us-gaap_OperatingLeasedAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717 + Details
Name: | us-gaap_OperatingLeasesRentExpenseNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis=dgse_OfficeSpaceInNorthDallasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis=dgse_ReederRoadFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |