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Income Tax (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2016 | Mar. 31, 2015 | Dec. 31, 2013
Income Taxes [Line Items] |  |  |
Effective income tax rate | 83.50% | 19.50% |
Net operating losses | $ 14,540 |  |
Deferred tax assets, valuation allowance, percentage | 100.00% |  |
Operating income loss carryforwards, Period | 20 years |  |
Shanghai TCH [Member] |  |  |
Income Taxes [Line Items] |  |  |
Effective income tax rate | 25.00% | 25.00% |
Xi'an TCH [Member] |  |  |
Income Taxes [Line Items] |  |  |
Effective income tax rate | 25.00% |  | 15.00%
Erdos TCH Zhonghong Huahong [Member] |  |  |
Income Taxes [Line Items] |  |  |
Effective income tax rate | 25.00% | 25.00% |

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