Income Taxes (Balance Sheet Locations of Deferred Tax Assets and Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Current deferred income tax asset	$ 5,840	$ 4,070
Non-current deferred income tax asset	5,759	9,830
Current deferred income tax liability	0	(3,213)
Non-current deferred income tax liability	(11,672)	(7,537)
Net deferred income tax asset (liability)	$ (73)	$ 3,150