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Consolidated Statements of Stockholders’ Equity - USD ($)
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Accumulated Other Comprehensive Loss
Balance (in shares) at Jan. 31, 2015   14,852,640      
Balance at Jan. 31, 2015 $ 22,573,000 $ 149,000 $ 116,348,000 $ (73,690,000) $ (20,234,000)
Net (loss) income 4,549,000 0 0 4,549,000 0
Pension adjustments, net of tax effect 5,904,000 $ 0 0 0 5,904,000
Shares vested and others (in shares)   145,547      
Shares vested and others (205,000) $ 1,000 (207,000) 1,000 0
Stock compensation expense 492,000 $ 0 492,000 0 0
Balance (in shares) at Jan. 31, 2016   14,998,187      
Balance at Jan. 31, 2016 33,313,000 $ 150,000 116,633,000 (69,140,000) (14,330,000)
Net (loss) income 22,760,000 0 0 22,760,000 0
Pension adjustments, net of tax effect 2,936,000 $ 0 0 0 2,936,000
Shares vested and others (in shares)   181,477      
Shares vested and others (264,000) $ 2,000 (266,000) 0 0
Stock compensation expense 609,000 $ 0 609,000 0 0
Balance (in shares) at Jan. 31, 2017   15,179,664      
Balance at Jan. 31, 2017 59,354,000 $ 152,000 116,976,000 (46,380,000) (11,394,000)
Net (loss) income (3,209,000) 0 0 (3,209,000) 0
Pension adjustments, net of tax effect 2,135,000 $ 0 0 0 2,135,000
Dividends (230,000)     (230,000)  
Shares vested and others (in shares)   177,793      
Shares vested and others (339,000) $ 2,000 (341,000) 0 0
Stock compensation expense 830,000 $ 0 830,000 0 0
Balance (in shares) at Jan. 31, 2018   15,357,457      
Balance at Jan. 31, 2018 58,712,000 $ 154,000 $ 117,465,000 (49,648,000) $ (9,259,000)
Beginning balance adjustment to retained earnings as a result of the adoption of ASU 2016-09 | Accounting Standards Update 2014-09 $ 171,000     $ 171,000