Income Tax (Details 1) (PRC [Member])	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
PRC [Member]
Summary of Reconciliation of PRC statutory rates to the Company's effective tax rate
PRC statutory rate	25.00%	25.00%
Non-taxable items		(2.60%)
Effect of foreign income tax rates		(5.40%)
Other	1.90%	1.70%
Effective income tax rate	26.90%	18.70%