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DEBT Senior Secured Credit Facilities Revolving Borrowings (Details) - 2016 Facilities [Member]
$ in Millions
3 Months Ended
Apr. 30, 2017
USD ($)
Line of Credit Facility [Line Items]  
Line of credit facility, amount outstanding $ 20.8
Short-term debt, weighted average interest rate 4.39%
Maximum amount of borrowings outstanding during the period $ 33.6