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Commitments and Contingencies (Details) - USD ($)
$ in Thousands
6 Months Ended
Jul. 31, 2016
Jul. 31, 2017
Jan. 31, 2017
Loss Contingencies      
Operating Leases, Future Minimum Payments Due   $ 280,100  
Synthetic Lease      
Loss Contingencies      
Residual Value Guarantee, Aggregate Amount   133,800  
Operating Leases, Future Minimum Payments Due   3,800  
Financial Guarantee      
Loss Contingencies      
Guarantor Obligations, Maximum Exposure, Undiscounted   4,800 $ 3,700
Brazil      
Loss Contingencies      
Loss Contingency, Estimate of Possible Loss   23,700  
SPAIN      
Loss Contingencies      
Loss Contingency Accrual   $ 8,100  
Europe | SPAIN | Value Added Tax Assessment [Member]      
Loss Contingencies      
Loss Contingency Accrual, Period Increase (Decrease) $ 1,500    
Europe | SPAIN | Interest Expense [Member]      
Loss Contingencies      
Loss Contingency Accrual, Period Increase (Decrease) 1,100    
Europe | SPAIN | Accrued Liabilities [Member]      
Loss Contingencies      
Loss Contingency Accrual, Period Increase (Decrease) $ 2,600