RELATED PARTY TRANSACTIONS (Details)
$ in Millions
3 Months Ended
Apr. 30, 2017
USD ($)
Related Party Transaction [Line Items]  
Related Party Transaction, Expenses from Transactions with Related Party $ 0.8
Cash Distribution [Member]  
Related Party Transaction [Line Items]  
Related Party Transaction, Expenses from Transactions with Related Party 0.7
Unvested Shares of Restricted Stock [Member]  
Related Party Transaction [Line Items]  
Related Party Transaction, Expenses from Transactions with Related Party $ 0.1