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Restricted Stock and Warrant Exercise (Details)
3 Months Ended 9 Months Ended
Jun. 19, 2015
Nov. 18, 2014
Jun. 18, 2014
USD ($)
tranche
shares
Mar. 17, 2014
USD ($)
shares
Mar. 13, 2014
USD ($)
shares
Jun. 19, 2013
Oct. 31, 2015
USD ($)
shares
Aug. 01, 2015
shares
May. 02, 2015
shares
Nov. 01, 2014
USD ($)
Aug. 02, 2014
shares
Oct. 31, 2015
USD ($)
shares
Nov. 01, 2014
USD ($)
Oct. 01, 2015
USD ($)
Jun. 18, 2015
USD ($)
tranche
May. 30, 2015
USD ($)
Mar. 20, 2015
USD ($)
Nov. 17, 2014
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Debt Conversion, Converted Instrument, Warrants or Options Issued | shares                     5,058,741              
Share-based compensation                       $ 2,138,000 $ 3,338,000          
Unrecognized compensation cost related to non-vested awards             $ 1,964,000         $ 1,964,000            
Award Vesting Period                       3 years            
Restricted Stock [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Share-based compensation             445,000     $ 160,000   $ 1,234,000 $ 1,015,000          
Unrecognized compensation cost related to non-vested awards             $ 2,779,000         $ 2,779,000            
Weighted average remaining contractual term             1 year 8 months 23 days                      
Restricted stock vested in period, total fair value             $ 249,000     $ 518,000                
Granted | shares     56,000 4,000 53,000     182,334       416,000            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number of Tranches | tranche     7                       8      
Award Vesting Period 12 months 3 years       12 months 3 years                      
Total grant date fair value     $ 281,000 $ 23,500 $ 290,000                 $ 80,640 $ 520,000 $ 158,000 $ 417,593 $ 1,373,000
Number of non-management board members granted shares       2                            
Non-vested shares outstanding, end of period | shares             917,000         917,000            
Fiscal 2015 - Restricted Stock - Time Based [Member]                                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                    
Granted | shares             32,000 26,810 67,786