Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Instruments (Details)

v3.3.1.900
Derivative Financial Instruments (Details) - Interest rate swap.
$ in Millions
9 Months Ended
Oct. 31, 2015
USD ($)
Derivative Financial Instruments  
Notional amount $ 520.0
Hedge ineffectiveness 0.0
Effective portion of the loss expected to be reclassified from accumulated other comprehensive (loss) income into earnings over the next 12 months 2.4
Designated as hedging instruments  
Derivative Financial Instruments  
Fair value of the interest rate swap 3.2
Designated as hedging instruments | Accrued expenses and other current liabilities  
Derivative Financial Instruments  
Derivative liability 2.4
Designated as hedging instruments | Other liabilities  
Derivative Financial Instruments  
Derivative liability $ 0.8