Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Nov. 02, 2024	Oct. 28, 2023
Income Statement [Abstract]
Revenue, net	$ 318,818	$ 364,785
Cost of goods sold	174,013	205,682
Gross profit	144,805	159,103
Selling, general, and administrative expenses	153,771	187,764
Operating loss	(8,966)	(28,661)
Interest income	2,932	2,248
Other income (expense), net	(72)	411
Loss before income taxes	(6,106)	(26,002)
Provision for income taxes	157	169
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent, Total	(6,263)	(26,171)
Net income (loss) from discontinued operations, net of income taxes	7	(9,319)
Net loss	(6,256)	(35,490)
Other comprehensive income (loss):
Change in unrealized gains and losses on available-for-sale securities, net of tax	40	121
Foreign currency translation	0	(1,129)
Total other comprehensive income (loss), net of tax	40	(1,008)
Comprehensive loss	$ (6,216)	$ (36,498)
Loss per share from continuing operations, attributable to common stockholders:
Basic (in dollars per share)	$ (0.05)	$ (0.22)
Diluted (in dollars per share)	(0.05)	(0.22)
Loss per share from discontinued operations, attributable to common stockholders:
Basic (in dollars per share	0.00	(0.08)
Diluted (in dollars per share)	0.00	(0.08)
Loss per share attributable to common stockholders:
Basic (in dollars per share)	(0.05)	(0.30)
Diluted (in dollars per share)	$ (0.05)	$ (0.30)
Weighted-average shares used to compute loss per share attributable to common stockholders:
Basic (in shares)	125,972,658	116,645,160
Diluted (in shares)	125,972,658	116,645,160