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Income Taxes (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income taxes expenses
Current	$ 31,610	$ 26,331	$ 18,211
Deferred	11,563	18,976	6,201
Total income tax expense	$ 43,173	$ 45,307	$ 24,412

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.