Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Other Current Liabilities [Abstract]
Non-Income Taxes	$ 9,278	$ 6,815
Income Taxes Payable	2,753	6,534
Selling Expenses	2,699	1,848
Freight	2,212	2,354
Professional Fees	1,980	1,358
Legal	754	1,165
Present Value of Acquisition-Related Liabilities	0	1,384
Other Accrued Liabilities, Current	3,752	4,238
Accrued Liabilities, Current, Total	$ 23,428	$ 25,696