DISCONTINUED OPERATIONS - Summary of Assets and Liabilities Transferred (Details) - USD ($) $ in Thousands	Oct. 31, 2021	Jan. 31, 2021
Current Assets:
Total current assets of discontinued operations	$ 0	$ 354,926
Long-term Assets
Total long-term assets of discontinued operations	0	280,952
Current Liabilities:
Total current liabilities of discontinued operations	0	268,713
Long-term Liabilities
Total long-term liabilities of discontinued operations	$ 0	58,118
Discontinued Operations | Cognyte
Current Assets:
Cash and cash equivalents		78,570
Restricted cash and cash equivalents, and restricted bank time deposits		27,042
Short-term investments		4,713
Accounts receivable, net		175,001
Contract assets, net		20,317
Inventories		14,542
Prepaid expenses and other current assets		34,741
Total current assets of discontinued operations		354,926
Long-term Assets
Property and equipment, net		37,152
Operating lease right-of-use assets		31,040
Goodwill		158,183
Intangible assets, net		5,299
Other assets		49,278
Total long-term assets of discontinued operations		280,952
Total assets of discontinued operations		635,878
Current Liabilities:
Accounts payable		41,512
Accrued expenses and other current liabilities		100,189
Contract liabilities		127,012
Total current liabilities of discontinued operations		268,713
Long-term Liabilities
Long-term contract liabilities		22,037
Operating lease liabilities		23,174
Other liabilities		12,907
Total long-term liabilities of discontinued operations		58,118
Total liabilities of discontinued operations		$ 326,831