Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2015	Jan. 31, 2015
SPAIN \| Accrued Liabilities
Loss Contingencies
Loss Contingency Accrual	$ 43,700	$ 43,700
BRAZIL
Loss Contingencies
Loss Contingency, Estimate of Possible Loss	22,100	24,600
Synthetic Lease
Loss Contingencies
Residual Value Guarantee, Aggregate Amount	133,800
Operating Leases, Future Minimum Payments Due	2,600
Financial Guarantee
Loss Contingencies
Guarantor Obligations, Maximum Exposure, Undiscounted	$ 5,300	$ 5,500

Residual Value Guarantee, Aggregate Amount

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Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 4

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Amount of loss contingency liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

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-Paragraph 9

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- Definition

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

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-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

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-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

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