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Organization and Business Background (Details Textual) (USD $) |  |  |  |  |  | 0 Months Ended |  |  | 3 Months Ended |  |  |
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Mar. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009 | Jun. 24, 2009 Shengde Holdings [Member] | Oct. 29, 2007 Dongfang Holding [Member] | Jul. 16, 2007 Dongfang Holding [Member] | Jun. 30, 2010 Orient Paper Shengde [Member] | Jun. 24, 2009 Orient Paper Shengde [Member] | Mar. 31, 2013 Orient Paper HB [Member] | Mar. 31, 2012 Orient Paper HB [Member] | Dec. 31, 2012 Orient Paper HB [Member] | Feb. 10, 2010 Orient Paper HB [Member] | Dec. 31, 2009 Orient Paper HB [Member]
Organization and Business Background (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of ownership |  |  |  |  |  | 100.00% |  | 100.00% |  |  |  |  |  |  |
Shares of common stock issued to Dongfang Holding shareholders under Merger Agreement |  |  |  |  |  |  | 7,450,497 |  |  |  |  |  |  |  |
Common stock, par value | $ 0.001 | $ 0.001 | $ 0.001 |  |  |  | $ 0.001 |  |  |  |  |  |  |  |
Registered capital |  |  |  |  |  |  |  |  | $ 60,000,000 | $ 10,000,000 |  |  |  |  |
Service fees to Orient Paper Shengde percentage of Orient Paper HB total net profits |  |  |  |  | 80.00% |  |  |  |  |  |  |  |  |  |
Amount loaned by Orient Paper Shengde to Orient Paper HB equity holders |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000,000
Loans terminated |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 10,000,000 |
Percentage of distributable profit of Orient Paper HB entitled to Orient Paper Shengde |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |
Percentage of revenue from Orient Paper HB |  |  |  |  |  |  |  |  |  |  | 96.50% | 95.40% |  |  |
Percentage of assets accounted by Orient Paper HB |  |  |  |  |  |  |  |  |  |  | 73.82% |  | 73.51% |  |

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