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Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jan. 27, 2024 | Jan. 28, 2023 | Jan. 27, 2024 | Jan. 28, 2023
Changes in Accumulated Other Comprehensive Income (Loss) By Component |  |  |  |
Stockholders' equity, beginning balance | $ 230,740,000 | $ 294,767,000 | $ 247,310,000 | $ 322,651,000
Release of cumulative foreign currency translation adjustments associated with discontinued operations | 0 | 2,501,000 | (1,129,000) | 889,000
Total other comprehensive income (loss), net of tax | 49,000 | 3,442,000 | (959,000) | 1,644,000
Stockholders' equity, ending balance | 213,271,000 | 255,277,000 | 213,271,000 | 255,277,000
Losses on available-for-sale securities | 0 | 0 | 0 | 0
Total |  |  |  |
Changes in Accumulated Other Comprehensive Income (Loss) By Component |  |  |  |
Stockholders' equity, beginning balance | (481,000) | (5,325,000) | 527,000 | (3,527,000)
Other comprehensive income (loss) before reclassifications | 49,000 | 3,442,000 | (2,104,000) | 1,662,000
Amounts reclassified from AOCI |  |  | 0 | (18,000)
Release of cumulative foreign currency translation adjustments associated with discontinued operations |  |  | 1,145,000 | 0
Total other comprehensive income (loss), net of tax | 49,000 | 3,442,000 | (959,000) | 1,644,000
Stockholders' equity, ending balance | (432,000) | (1,883,000) | (432,000) | (1,883,000)
Available-for-sale Securities |  |  |  |
Changes in Accumulated Other Comprehensive Income (Loss) By Component |  |  |  |
Stockholders' equity, beginning balance | (481,000) | (2,526,000) | (602,000) | (2,340,000)
Other comprehensive income (loss) before reclassifications | 49,000 | 941,000 | 170,000 | 773,000
Amounts reclassified from AOCI |  |  | 0 | (18,000)
Release of cumulative foreign currency translation adjustments associated with discontinued operations |  |  | 0 | 0
Total other comprehensive income (loss), net of tax | 49,000 | 941,000 | 170,000 | 755,000
Stockholders' equity, ending balance | (432,000) | (1,585,000) | (432,000) | (1,585,000)
Foreign Currency Translation |  |  |  |
Changes in Accumulated Other Comprehensive Income (Loss) By Component |  |  |  |
Stockholders' equity, beginning balance | 0 | (2,799,000) | 1,129,000 | (1,187,000)
Other comprehensive income (loss) before reclassifications | 0 | 2,501,000 | (2,274,000) | 889,000
Amounts reclassified from AOCI |  |  | 0 | 0
Release of cumulative foreign currency translation adjustments associated with discontinued operations |  |  | 1,145,000 | 0
Total other comprehensive income (loss), net of tax | 0 | 2,501,000 | (1,129,000) | 889,000
Stockholders' equity, ending balance | $ 0 | $ (298,000) | $ 0 | $ (298,000)

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