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Discontinued operations (Notes) | 6 Months Ended
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Jul. 31, 2017
Discontinued operations |
Discontinued Operations [Text Block] | Discontinued operations. The domestic fabric filter business, which was included in discontinued operations, sold product until operations ceased in the second quarter of 2016. The Filtration business segment is reported as discontinued operations in the consolidated financial statements, and the notes to consolidated financial statements have been revised to conform to the current year reporting. There was $719 thousand of tax benefit for the three months ended July 31, 2016 and $703 thousand of tax benefit for the six months ended July 31, 2016. Income (loss) from discontinued operations net of tax for the three and six months ended July 31, 2016 and 2017 was as follows:
| Three Months Ended July 31, | Six Months Ended July 31,
| 2017 |  | 2016 |  | 2017 |  | 2016 |
Net sales from discontinued operations |  | $— |  |  | $3,276 |  |  | $— |  |  | $10,467 |
Gain on disposal of discontinued operations | — |  | 1,605 |  | — |  | 2,472 |
Income (loss) from discontinued operations | — |  | 423 |  | — |  | (660 | )
Income from discontinued operations before income taxes | — |  | 2,028 |  | — |  | 1,812 |
Income tax expense | — |  | 719 |  | — |  | 703 |
Income from discontinued operations, net of tax |  | $— |  |  | $1,309 |  |  | $— |  |  | $1,109 |
Components of assets and liabilities from discontinued operations consist of the following:
| July 31, 2017 |  | January 31, 2017 |
Current assets |  |
Trade accounts receivable, net |  | $— |  |  | $25 |
Total assets from discontinued operations |  | $— |  |  | $25 |
Current liabilities |  |
Trade accounts payable, accrued expenses and other |  | $156 |  |  | $199 |
Total liabilities from discontinued operations |  | $156 |  |  | $199 |
Cash flows from discontinued operations:
| Six Months Ended July 31,
| 2017 |  | 2016 |
Net cash used in discontinued operating activities |  | ($18 | ) |  | ($208 | )
Net cash provided by discontinued investing activities | — |  | 7,574 |
Net cash used in discontinued financing activities | — |  | (7,365 | )

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- Definition The entire disclosure related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=2122178 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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