Income Taxes (Details 2) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets:
Uniform capitalization adjustment	$ 1,420	$ 1,240
Inventory valuation	2,496	1,835
Accounts receivable valuation	159	50
Stock compensation expense	1,368	1,900
Property and equipment	145	109
Other	96	77
Total deferred tax assets	5,684	5,211
Deferred tax liabilities
Goodwill	393	601
Intangibles	4,211	1,148
Other	188	124
Total deferred tax liabilities	4,792	1,873
Net deferred tax assets	$ 892	$ 3,338