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Inventories - Schedule of Inventories (Details) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Inventory [Line Items]
Jewelry	$ 7,780,945	$ 7,001,477
Scrap gold/silver	545,299	1,205,111
Bullion	872,647	801,717
Rare coins and Other	802,632	756,789
Subtotal	10,001,523	9,765,094
Inventories	11,230,400	9,765,094
Echo Environmental, LLC [Member]
Inventory [Line Items]
Electronic components - resale	289,922
Electronic components - recycle	938,955
Subtotal	$ 1,228,877

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- Definition

Carrying amount (lower of cost or market) as of the balance sheet date of bullion held in inventory.

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Electronic components - recycle.

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- Definition

Electronic components - resale.

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- Definition

Carrying amount (lower of cost or market) as of the balance sheet date of jewelry held in inventory.

+ References

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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

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- Definition

Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

+ References

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of residue from manufacturing or production process that has recovery value.

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