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Inventories (Details) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Inventories [Abstract]    
Jewelry $ 9,755,580dgse_Jewelry $ 7,593,041dgse_Jewelry
Scrap gold 536,181us-gaap_OtherInventoryScrap 514,622us-gaap_OtherInventoryScrap
Bullion 493,368dgse_Bullion 933,988dgse_Bullion
Rare coins and Other 359,028dgse_RareCoinsAndOtherCollectibles 950,505dgse_RareCoinsAndOtherCollectibles
Total $ 11,144,157us-gaap_InventoryNet $ 9,992,156us-gaap_InventoryNet