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Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Deferred tax assets: |  |
Product liability | $ 201 | $ 655
Employee compensation and benefits | 2,336 | 3,627
Allowances for doubtful accounts and discounts | 1,769 | 3,813
Inventories | 758 | 981
Stock-based compensation | 1,406 | 2,527
Other | 1,326 | 1,533
Total deferred tax assets | 7,796 | 13,136
Deferred tax liabilities: |  |
Depreciation | 8,956 | 12,457
Other | 242 | 345
Total deferred tax liabilities | 9,198 | 12,802
Net deferred tax (liabilities) assets | $ (1,402) | $ 334

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