INCOME TAX (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Income Taxes [Line Items]
Effective income tax rate	28.50%	18.50%
Net operating losses	$ 11.04
Deferred tax assets, valuation allowance, percentage	100.00%
Operating Loss Carryforwards, Expiration Dates	August 2012
Undistributed earnings of foreign subsidiaries	73
U.S. federal income tax rate, additional taxes	$ 13.7
Shanghai TCH [Member]
Income Taxes [Line Items]
Effective income tax rate	25.00%	25.00%
Xian TCH [Member]
Income Taxes [Line Items]
Effective income tax rate		15.00%
Xingtai Huaxin [Member]
Income Taxes [Line Items]
Effective income tax rate		25.00%
Huahong [Member]
Income Taxes [Line Items]
Effective income tax rate	25.00%	25.00%
Erdos TCH [Member]
Income Taxes [Line Items]
Effective income tax rate	25.00%	25.00%
China [Member]
Income Taxes [Line Items]
Effective income tax rate	25.00%