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Inventories (Details) (USD $) | Jun. 30, 2013 | Dec. 31, 2012
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Schedule of inventories |  |
Raw materials, Gross | $ 12,495,084 | $ 13,785,595
Finished goods | 957,619 | 1,318,506
Totals | 13,452,703 | 15,104,101
Recycled paper board [Member] |  |
Schedule of inventories |  |
Raw materials, Gross | 9,192,929 | 11,274,383
Pulp [Member] |  |
Schedule of inventories |  |
Raw materials, Gross | 14,116 | 13,813
Recycled printed paper [Member] |  |
Schedule of inventories |  |
Raw materials, Gross |  | 884,236
Recycled white scrap paper [Member] |  |
Schedule of inventories |  |
Raw materials, Gross | 2,426,290 | 766,144
Coal [Member] |  |
Schedule of inventories |  |
Raw materials, Gross | 661,765 | 621,107
Base paper and other raw materials [Member] |  |
Schedule of inventories |  |
Raw materials, Gross | $ 199,984 | $ 225,912

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