Acquisition, Integration and Restructuring Expenses \| TS Related Restructuring Activity (Details) - TS - USD ($) $ in Thousands	12 Months Ended
Jan. 31, 2019	Jan. 31, 2018
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 15,453	$ 29,717
Payments for Restructuring	(22,622)	(16,830)
Restructuring Reserve, Translation and Other Adjustment	(952)	479
Restructuring Reserve	5,245	13,366
Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	4,393	5,353
Payments for Restructuring	(2,008)	(3,928)
Restructuring Reserve, Translation and Other Adjustment	(201)	205
Restructuring Reserve	3,814	1,630
Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	19,846	35,070
Payments for Restructuring	(24,630)	(20,758)
Restructuring Reserve, Translation and Other Adjustment	(1,153)	684
Restructuring Reserve	$ 9,059	$ 14,996

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
-Publisher FASB
-Name Accounting Standards Codification
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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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