Income Taxes - Classification of Deferred Taxes on the Consolidated and Combined Balance Sheets (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Deferred Tax Liabilities, Net, Classification [Abstract]    
Current liabilities $ 25,414 $ 24,667
Non-current liabilities 75,337 74,535
Net deferred tax liabilities $ 100,751 $ 99,202