Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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+ Details

Technology Partner Innovations, LLC ("TPI") (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Jul. 25, 2020	Oct. 26, 2019	Apr. 24, 2021
Business Acquisition [Line Items]
Net loss attributable to noncontrolling interest	$ 194	$ 205
Noncontrolling interest	1,261			$ 1,455
Technology Partner Innovations, LLC
Business Acquisition [Line Items]
Net assets contributed			$ 4,000
Net loss attributable to noncontrolling interest	194	$ 205
Noncontrolling interest	$ 1,261