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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2016
IncomeTaxDisclosureTextBlockAbstract |
Schedule of Income before Income Tax, Domestic and Foreign | The components of (loss) income before taxes for the years ended December 31 are as follows:
Origin of income before taxes |  | 2016 |  | 2015 |  | 2014
United States |  | $ | (13,016 | ) |  | $ | (9,763 | ) |  | $ | (25,142 | )
Foreign |  | (2,708 | ) |  | 1,140 |  |  | (661 | )
(Loss) before income taxes |  | $ | (15,724 | ) |  | $ | (8,623 | ) |  | $ | (25,803 | )
Schedule of Components of Income Tax Expense (Benefit) | Significant components of income tax (benefit) expense for the years ended December 31 are as follows:
|  | 2016 |  | 2015 |  | 2014
Current: |  |  |  |  |  |
Federal |  | $ | 357 |  |  | $ | (1,155 | ) |  | $ | 158 |
State |  | — |  |  | 14 |  |  | (34 | )
Foreign |  | 105 |  |  | 120 |  |  | 1,108 |
Total current |  | 462 |  |  | (1,021 | ) |  | 1,232 |
Deferred: |  |  |  |  |  |
Federal |  | — |  |  | 4,143 |  |  | (7,260 | )
State |  | — |  |  | 548 |  |  | (959 | )
Foreign |  | 1,202 |  |  | 87 |  |  | (1,091 | )
Total deferred |  | 1,202 |  |  | 4,778 |  |  | (9,310 | )
Income tax (benefit) expense |  | $ | 1,664 |  |  | $ | 3,757 |  |  | $ | (8,078 | )
Schedule of Effective Income Tax Rate Reconciliation | A reconciliation between the provision for income taxes calculated at the U.S. federal statutory income tax rate and the consolidated income tax expense in the consolidated statements of operations for the years ended December 31 is as follows:
|  | 2016 |  | 2015 |  | 2014
Provision at the U.S. federal statutory rate |  | (34.0 | )% |  | (34.0 | )% |  | (34.0 | )%
State taxes, net of federal benefit |  | (2.4 | )% |  | (5.2 | )% |  | (3.6 | )%
Foreign tax rate differential |  | — | % |  | (0.6 | )% |  | 0.1 | %
Valuation allowance |  | 42.7 | % |  | 72.3 | % |  | 1.2 | %
Other true up |  | 0.6 | % |  | 7.8 | % |  | (0.4 | )%
Intangible assets impairment and other non-deductibles |  | — | % |  | 2.2 | % |  | 5.9 | %
Other |  | 4.1 | % |  | 1.1 | % |  | (0.5 | )%
Income tax expense (benefit) effective rate |  | 11.0 | % |  | 43.6 | % |  | (31.3 | )%
Schedule of Deferred Tax Assets and Liabilities | The deferred tax assets and liabilities at December 31 are as follows:
|  | 2016 |  | 2015
Deferred tax assets: |  |  |  |
Stock compensation expense |  | $ | 2,624 |  |  | $ | 3,394 |
Goodwill |  | 2,235 |  |  | 2,673 |
Royalty accruals |  | 353 |  |  | 992 |
Intangible assets |  | 967 |  |  | — |
Bad debt allowance |  | 389 |  |  | 333 |
Inter-company interest expense accrual |  | 629 |  |  | 476 |
Net operating loss carryforwards |  | 5,485 |  |  | 1,576 |
Credit carry-forwards |  | 584 |  |  | 359 |
Inventory reserve |  | 318 |  |  | — |
Other |  | 399 |  |  | 637 |
Total deferred tax assets |  | 13,983 |  |  | 10,440 |
Deferred tax liabilities: |  |  |  |
Depreciation |  | (460 | ) |  | (777 | )
Intangible assets |  | — |  |  | (294 | )
Other |  | (344 | ) |  | (306 | )
Total deferred tax liabilities |  | (804 | ) |  | (1,377 | )
Net deferred tax asset before valuation allowance |  | 13,179 |  |  | 9,063 |
Valuation allowances for deferred tax assets |  | (13,179 | ) |  | (7,832 | )
Net deferred tax asset |  | $ | — |  |  | $ | 1,231 |
Schedule of Amounts Recognized in Balance Sheet | Net deferred tax assets and liabilities are recorded as follows within the consolidated balance sheets:
Current assets |  | $ | — |  |  | $ | 239 |
Long-term assets (liabilities) |  | — |  |  | 992 |
Net deferred tax asset |  | $ | — |  |  | $ | 1,231 |
Summary of Valuation Allowance | The change in the valuation allowance for deferred tax assets for the years ended December 31 is as follows:
Year |  | Balance at January 1 |  | Charged to costs and expenses |  | (Deductions)/Other |  | Balance at December 31
2014 |  | $ | 1,833 |  |  | — |  |  | 173 |  |  | $ | 2,006 |
2015 |  | $ | 2,006 |  |  | 6,625 |  |  | (799 | ) |  | $ | 7,832 |
2016 |  | $ | 7,832 |  |  | 5,347 |  |  | — |  |  | $ | 13,179 |
Schedule of Unrecognized Tax Benefits Roll Forward | The following table summarizes our unrecognized tax benefit activity (excluding interest and penalties) during the years ended December 31, 2016, 2015 and 2014:
Description |  | 2016 |  | 2015 |  | 2014
Balance at beginning of period |  | $ | 140 |  |  | $ | 117 |  |  | $ | 65 |
Increases in positions taken in a current period |  | — |  |  | 38 |  |  | 52 |
Decreases due to settlements |  | (140 | ) |  | (15 | ) |  | — |
Balance at end of period |  | $ | — |  |  | $ | 140 |  |  | $ | 117 |

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