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Schedule of Amortization Expense Next 5 Years (Details)
$ in Thousands
Jan. 31, 2015
USD ($)
Finite-Lived Intangible Assets [Line Items]  
2016 $ 2,276
2017 2,276
2018 2,242
2019 2,039
2020 1,735
Thereafter 10,697
Total Future Amortization $ 21,265