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Inventories (Tables) | 12 Months Ended
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Dec. 31, 2019
Disclosure of Inventories [Abstract] |
Schedule of Short-term and Long-term Inventories |
| December 31,
| 2 0 1 9 |  | 2 0 1 8
Finished goods | $ | 1,900,624 |  | $ | 1,961,627
Work in process |  | 109,247 |  |  | 79,914
Billets |  | 1,791,802 |  |  | 2,046,143
Raw materials and supplies |  | 2,760,319 |  |  | 4,576,732
Materials, spare parts and rollers |  | 1,146,705 |  |  | 1,154,586
Materials in transit |  | 534,516 |  |  | 319,420
| $ | 8,243,213 |  | $ | 10,138,422
Non-current inventory:
| December 31,
| 2 0 1 9 |  | 2 0 1 8
Coke | $ | 747,300 |  | $ | 952,786
Spare parts |  | 68,587 |  |  | 54,783
Rollers |  | 144,486 |  |  | 140,009
Finished godos |  | 353,095 |  |  | 353,095
|  | 1,313,468 |  |  | 1,500,673
Less, valuation allowance at the lower of cost or net realizable value. |  | (353,095) |  |  | (353,095)
| $ | 960,373 |  | $ | 1,147,578

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