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Inventories (Details) - USD ($) | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Inventory [Line Items] |  |
Jewelry | $ 6,344,948 | $ 7,193,126
Scrap Gold | 1,512,156 | 885,194
Bullion | 414,867 | 292,591
Rare Coins and Other | 325,719 | 1,013,225
Total | $ 8,597,690 | $ 9,384,136

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- Definition Carrying amount (lower of cost or market) as of the balance sheet date of jewelry held in inventory. + References No definition available. + Details
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- Definition Carrying amount (lower of cost or market) as of the balance sheet date of rare coins and collectibles held in inventory. + References No definition available. + Details
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- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=68049868&loc=d3e3927-108312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765 + Details
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- Definition Gross amount of residue from manufacturing or production process that has recovery value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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