Income Taxes (Reconciliation of Differences between Statutory Tax Rate and Effective Tax Rate) (Details) (PRC [Member])	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
PRC [Member]
Schedule of Income Taxes [Line Items]
Statutory income tax rate	25.00%	25.00%	25.00%
Permanent differences	(1.70%)	(1.50%)	(5.80%)
Change in valuation allowance	0.40%	1.10%	1.00%
Effect of preferential tax benefits	(11.50%)	(13.20%)	(6.10%)
Uncertain tax positions	1.30%	1.40%	2.40%
Others	0.00%	0.10%	(0.10%)
Effective income tax rate	13.50%	12.90%	16.40%

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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-Publisher FASB

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income exempt from income tax because of a tax holiday.

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