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Accounting Pronouncements Recently Adopted (Details Textual) $ in Thousands | 6 Months Ended
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Jul. 31, 2018 USD ($)
Changes To Critical Accounting Policies [Line Items] |
Cumulative effect on retained earnings | $ 724
ASC 606 |
Changes To Critical Accounting Policies [Line Items] |
Cumulative effect on retained earnings | $ 700

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- Definition Changes to critical accounting policies. + References No definition available. + Details
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- Definition Amount of the cumulative effect on retained earnings net of related income tax effect. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794 + Details
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