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Retirement plans Retirement plans (Tables) | 12 Months Ended
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Jan. 31, 2013
Amounts recognized in other comprehensive income [Abstract] |
Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] |
Amounts recognized in other comprehensive income |  |
Actuarial gain (loss) on obligation | $113 | $(1,380)
Actual gain (loss) on plan assets | 303 |  | (1 | )
Reclassify prior service cost | 50 |  | 127 |
Total in other comprehensive income (loss) | $466 | $(1,254)
Cash flows |  |
Expected employer contributions for 2013 [fiscal year ending 1/31/2014] |  | $300
Expected employee contributions for 2013 [fiscal year ending 1/31/2014] |  | — |
Estimated future benefit payments reflecting expected future service for the fiscal year(s) ending January 31,: |  |
2014 |  | 328 |
2015 |  | 337 |
2016 |  | 351 |
2017 |  | 356 |
2018 |  | 380 |
2019 - 2023 |  | $1,989

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- Definition Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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