Income Taxes (Schedule of Current Income Taxes Prepaid and Deferred) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Prepaid taxes	$ 3,914	$ 2,417
Taxes receivable	1,299	510
Total current income taxes prepaid and deferred	$ 5,213	$ 2,927