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Income Taxes (Tables) | 12 Months Ended
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Jan. 31, 2017
Income Tax Disclosure [Abstract] |
Components of Income before Income Taxes | The components of income before income taxes are as follows:
|  | January 31 |
|  | 2017 |  |  | 2016 |  |  | 2015 |
(In thousands) |  |  |  |  |  |  |  |  |
Domestic |  | $ | 4,026 |  |  | $ | 5,982 |  |  | $ | 5,401 |
Foreign |  |  | 2,579 |  |  |  | 927 |  |  |  | 1,531 |
|  | $ | 6,605 |  |  | $ | 6,909 |  |  | $ | 6,932 |
Components of Provision for Income Taxes | The components of the provision for income taxes are as follows:
|  | January 31 |
|  | 2017 |  |  | 2016 |  |  | 2015 |
(In thousands) |  |  |  |  |  |  |  |  |
Current: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  | $ | 1,269 |  |  | $ | 1,930 |  |  | $ | 1,666 |
State |  |  | 209 |  |  |  | 470 |  |  |  | 466 |
Foreign |  |  | 725 |  |  |  | 276 |  |  |  | 535 |
|  |  | 2,203 |  |  |  | 2,676 |  |  |  | 2,667 |
Deferred: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  | $ | 150 |  |  | $ | (402 | ) |  | $ | (290 | )
State |  |  | 37 |  |  |  | 126 |  |  |  | (107 | )
Foreign |  |  | (13 | ) |  |  | (16 | ) |  |  | — |
|  |  | 174 |  |  |  | (292 | ) |  |  | (397 | )
|  | $ | 2,377 |  |  | $ | 2,384 |  |  | $ | 2,270 |
Components of Difference Between Provision for Income Taxes and Amount Computed by Applying Statutory Federal Income Tax Rate | The provision for income taxes differs from the amount computed by applying the United States federal statutory income tax rate of 34% to income before income taxes. The reasons for this difference were due to the following:
|  | January 31 |
|  | 2017 |  |  | 2016 |  |  | 2015 |
(In thousands) |  |  |  |  |  |  |  |  |
Income Tax Provision at Statutory Rate |  | $ | 2,246 |  |  | $ | 2,349 |  |  | $ | 2,357 |
Capitalized Transaction Costs |  |  | 179 |  |  |  | — |  |  |  | — |
Unrecognized Tax Benefits |  |  | 165 |  |  |  | (67 | ) |  |  | 23 |
State Taxes, Net of Federal Tax Effect |  |  | 162 |  |  |  | 277 |  |  |  | 233 |
Domestic Production Deduction |  |  | (103 | ) |  |  | (134 | ) |  |  | (164 | )
R&D Credits |  |  | (168 | ) |  |  | (176 | ) |  |  | (135 | )
Other |  |  | (104 | ) |  |  | 135 |  |  |  | (44 | )
|  | $ | 2,377 |  |  | $ | 2,384 |  |  | $ | 2,270 |
Tax Effects of Temporary Differences that gave Rise to Significant Portions of Deferred Tax Assets and Liabilities | The tax effects of temporary differences that gave rise to significant portions of the deferred tax assets and liabilities are as follows:
|  | January 31 |
|  | 2017 |  |  | 2016 |
(In thousands) |  |  |  |  |  |
Deferred Tax Assets: |  |  |  |  |  |  |  |
Inventory |  | $ | 2,151 |  |  | $ | 1,948 |
State R&D Credits |  |  | 679 |  |  |  | 583 |
Share-Based Compensation |  |  | 546 |  |  |  | 830 |
Foreign Tax Credit |  |  | 508 |  |  |  | 426 |
Compensation Accrual |  |  | 281 |  |  |  | 346 |
Unrecognized State Tax Benefits |  |  | 241 |  |  |  | 237 |
Warranty Reserve |  |  | 192 |  |  |  | 149 |
Deferred Service Contract Revenue |  |  | 176 |  |  |  | 200 |
Other |  |  | 348 |  |  |  | 383 |
|  |  | 5,122 |  |  |  | 5,102 |
Deferred Tax Liabilities: |  |  |  |  |  |  |  |
Accumulated Tax Depreciation in Excess of Book Depreciation |  |  | 1,380 |  |  |  | 1,355 |
Other |  |  | 263 |  |  |  | 193 |
|  |  | 1,643 |  |  |  | 1,548 |
Subtotal |  |  | 3,479 |  |  |  | 3,554 |
Valuation Allowance |  |  | (679 | ) |  |  | (583 | )
Net Deferred Tax Assets |  | $ | 2,800 |  |  | $ | 2,971 |
Changes in Balance of Unrecognized Tax Benefits, Excluding Interest and Penalties | expiration of certain statutes of limitation. The changes in the balances of unrecognized tax benefits, excluding interest and penalties are as follows:
|  | 2017 |  |  | 2016 |  |  | 2015 |
(In thousands) |  |  |  |  |  |  |  |  |
Balance at February 1 |  | $ | 591 |  |  | $ | 707 |  |  | $ | 715 |

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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 + Details
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