Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Millions	Jan. 31, 2016	Jan. 31, 2015
Payables and Accruals [Abstract]
Accounts payable- trade	$ 127.8	$ 118.0
Accrued compensation and commissions	77.9	83.9
Accured sales, witholding and other taxes	21.9	21.8
Other	101.5	94.3
Accounts Payable and Accrued Liabilities	$ 329.1	$ 318.0