|
Income Taxes (Summary of Net Deferred Tax Assets) (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Components of Deferred Tax Assets and Liabilities [Abstract] | ||
| Accruals | $ 1,997 | $ 1,992 |
| Inventories | 420 | 365 |
| Other | 477 | 0 |
| Net operating loss carryforwards | 4,733 | 4,705 |
| General business credit carryforwards | 388 | 403 |
| Alternative minimum tax credit carryforwards | 268 | 268 |
| Foreign tax credit | 0 | 38 |
| Total gross deferred tax assets | 8,283 | 7,771 |
| Prepaid expenses | (294) | (251) |
| Depreciation | 215 | 130 |
| Amortization | (53) | (79) |
| Total gross deferred tax liabilities | (132) | (200) |
| Valuation allowance | (8,151) | (7,571) |
| Net deferred tax assets | $ 0 | $ 0 |