Acquisition, Integration and Restructuring Expenses \| Global Business Optimization Restructuring Activity (Details) - Global Business Optimization Program [Member] $ in Thousands	12 Months Ended
Jan. 31, 2019 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 42,541
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	26,427
Payments for Restructuring	(11,095)
Restructuring Reserve, Translation and Other Adjustment	(534)
Restructuring Reserve	14,798
Professional Services [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	16,114
Payments for Restructuring	(15,357)
Restructuring Reserve, Translation and Other Adjustment	(126)
Restructuring Reserve	631
Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	42,541
Payments for Restructuring	(26,452)
Restructuring Reserve, Translation and Other Adjustment	(660)
Restructuring Reserve	$ 15,429

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of increase (decrease) in the restructuring reserve related to foreign currency translation (gain) loss and other increases (decreases).

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