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Income Taxes (Tables) | 12 Months Ended
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Jan. 31, 2015
Income Tax Disclosure [Abstract] |
Reconciliation of Income Taxes by Jurisdiction |
|  | Years Ended January 31, |
|  | 2015 |  |  | 2014 |  |  | 2013 |
|  | (in thousands) |
Income (loss) before income taxes is attributable to the following jurisdictions: |  |  |  |  |  |  |  |  |  |  |  |
Domestic |  | $ | (6,766 | ) |  | $ | (4,323 | ) |  | $ | (2,824 | )
Foreign |  |  | (3,420 | ) |  |  | 10,349 |  |  |  | 16,348 |
Total |  | $ | (10,186 | ) |  | $ | 6,026 |  |  | $ | 13,524 |
The components of income tax expense (benefit) were as follows: |  |  |  |  |  |  |  |  |  |  |  |
Current: |  |  |  |  |  |  |  |  |  |  |  |
Domestic |  | $ | 387 |  |  | $ | 802 |  |  | $ | (2,306 | )
Foreign |  |  | 1,687 |  |  |  | 2,660 |  |  |  | 3,229 |
|  |  | 2,074 |  |  |  | 3,462 |  |  |  | 923 |
Deferred: |  |  |  |  |  |  |  |  |  |  |  |
Domestic |  |  | (4,230 | ) |  |  | (3,039 | ) |  |  | (4,757 | )
Foreign |  |  | 1,162 |  |  |  | 835 |  |  |  | 307 |
|  |  | (3,068 | ) |  |  | (2,204 | ) |  |  | (4,450 | )
Income tax expense (benefit) |  | $ | (994 | ) |  | $ | 1,258 |  |  | $ | (3,527 | )
Reconciliation of Expected to Actual Income Tax Expense | The following is a reconciliation of expected to actual income tax expense:
|  | Years Ended January 31, |
|  | 2015 |  |  | 2014 |  |  | 2013 |
|  | (in thousands) |
Federal income tax (benefit) expense at 34% |  | $ | (3,463 | ) |  | $ | 2,049 |  |  | $ | 4,598 |
Changes in tax rates |  |  | — |  |  |  | 22 |  |  |  | 23 |
Permanent differences |  |  | (224 | ) |  |  | 132 |  |  |  | (741 | )
Foreign effective tax rate differential |  |  | 540 |  |  |  | (1,884 | ) |  |  | (3,092 | )
Potential tax, penalties and interest resulting from uncertain tax positions |  |  | (172 | ) |  |  | 32 |  |  |  | (5,059 | )
Foreign withholding taxes |  |  | 920 |  |  |  | 642 |  |  |  | — |
Valuation allowance on deferred tax assets |  |  | 1,379 |  |  |  | — |  |  |  | — |
Other |  |  | 26 |  |  |  | 265 |  |  |  | 744 |
|  | $ | (994 | ) |  | $ | 1,258 |  |  | $ | (3,527 | )
Company's Deferred Taxes | The components of the Company’s deferred taxes consisted of the following:
|  | As of January 31, |
|  | 2015 |  |  | 2014 |
|  | (in thousands) |
Deferred tax assets: |  |  |  |  |  |  |  |
Net operating losses |  | $ | 4,053 |  |  | $ | 2,592 |
Tax credit carry forwards |  |  | 4,472 |  |  |  | 3,470 |
Stock option book expense |  |  | 2,837 |  |  |  | 2,689 |
Allowance for doubtful accounts |  |  | 1,798 |  |  |  | 1,704 |
Allowance for inventory obsolescence |  |  | 68 |  |  |  | 94 |
Accruals not yet deductible for tax purposes |  |  | 421 |  |  |  | 620 |
Other |  |  | 620 |  |  |  | 679 |
Gross deferred tax assets |  |  | 14,269 |  |  |  | 11,848 |
Valuation allowance |  |  | (1,379 | ) |  |  | — |
Deferred tax assets |  |  | 12,890 |  |  |  | 11,848 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Fixed assets |  |  | (636 | ) |  |  | (2,172 | )
Intangible assets |  |  | (390 | ) |  |  | (435 | )
Foreign branch taxes |  |  | (274 | ) |  |  | (1,140 | )
Other |  |  | (4 | ) |  |  | — |
Deferred tax liabilities |  |  | (1,304 | ) |  |  | (3,747 | )
Unrecognized tax benefits |  |  | (237 | ) |  |  | — |
Total deferred tax assets, net |  | $ | 11,349 |  |  | $ | 8,101 |
Unrecognized Tax Benefits Excluding Potential Penalties and Interest | A reconciliation of the beginning and ending amounts of unrecognized tax benefits, excluding potential penalties and interest, is as follows:
|  | Years Ended January 31, |
|  | 2015 |  |  | 2014 |  |  | 2013 |
|  | (in thousands) |
Unrecognized tax benefits as beginning of year |  | $ | 254 |  |  | $ | — |  |  | $ | (3,300 | )
Increases (decreases) as a result of tax positions taken in prior years |  |  | — |  |  |  | 254 |  |  |  | — |
Increases as a result of tax positions taken in current year |  |  | — |  |  |  | — |  |  |  | — |
Settlements |  |  | (162 | ) |  |  | — |  |  |  | 3,300 |
Lapse of statute of limitations |  |  | — |  |  |  | — |  |  |  | — |
Unrecognized tax benefits as of end of year |  | $ | 92 |  |  | $ | 254 |  |  | $ | — |

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