| Revenue | $m | not reported | not reported | 687Revenue, period not labelled, three months to 2025-01-24$687.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 724dRevenue, period not labelled, three months to 2025-04-25$724.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 723Revenue, period not labelled, three months to 2025-07-25$723.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | not reported | 790Revenue, Q3 FY2026, three months to 2026-01-23$790.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 837dRevenue, Q4 FY2026, three months to 2026-04-24$837.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 843Revenue, Q1 FY2027, three months to 2026-07-31$843.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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| Cost of revenue | $m | not reported | not reported | 292Cost of revenue, period not labelled, three months to 2025-01-24$292.0m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 318dCost of revenue, period not labelled, three months to 2025-04-25$318.0m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 314Cost of revenue, period not labelled, three months to 2025-07-25$314.0m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | not reported | 428Cost of revenue, Q3 FY2026, three months to 2026-01-23$428.0m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 357dCost of revenue, Q4 FY2026, three months to 2026-04-24$357.0m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 378Cost of revenue, Q1 FY2027, three months to 2026-07-31$378.0m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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| Gross profit | $m | not reported | not reported | 395Gross profit, period not labelled, three months to 2025-01-24$395.0m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 405dGross profit, period not labelled, three months to 2025-04-25$405.0m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 409Gross profit, period not labelled, three months to 2025-07-25$409.0m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | not reported | 362Gross profit, Q3 FY2026, three months to 2026-01-23$362.0m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 480dGross profit, Q4 FY2026, three months to 2026-04-24$480.0m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 465Gross profit, Q1 FY2027, three months to 2026-07-31$465.0m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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| Selling, general and administrative | $m | not reported | not reported | 268Selling, general and administrative, period not labelled, three months to 2025-01-24$268.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 276dSelling, general and administrative, period not labelled, three months to 2025-04-25$276.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 283Selling, general and administrative, period not labelled, three months to 2025-07-25$283.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | not reported | 309Selling, general and administrative, Q3 FY2026, three months to 2026-01-23$309.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 299dSelling, general and administrative, Q4 FY2026, three months to 2026-04-24$299.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 312Selling, general and administrative, Q1 FY2027, three months to 2026-07-31$312.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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| Operating income | $m | not reported | not reported | 21.0Operating income, period not labelled, three months to 2025-01-24$21.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | (148)dOperating income, period not labelled, three months to 2025-04-25−$148.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | (13.0)Operating income, period not labelled, three months to 2025-07-25−$13.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | not reported | (100)Operating income, Q3 FY2026, three months to 2026-01-23−$100.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | (93.0)dOperating income, Q4 FY2026, three months to 2026-04-24−$93.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 5.0Operating income, Q1 FY2027, three months to 2026-07-31$5.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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| Income tax | $m | not reported | not reported | 28.0Income tax, period not labelled, three months to 2025-01-24$28.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 21.0dIncome tax, period not labelled, three months to 2025-04-25$21.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 3.0Income tax, period not labelled, three months to 2025-07-25$3.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | not reported | 12.0Income tax, Q3 FY2026, three months to 2026-01-23$12.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | 93.0dIncome tax, Q4 FY2026, three months to 2026-04-24$93.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 4.0Income tax, Q1 FY2027, three months to 2026-07-31$4.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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| Net income | $m | (19.0)Net income, period not labelled, three months to 2024-07-26−$19.0m. XBRL concept us-gaap:ProfitLoss. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | (5.0)Net income, period not labelled, three months to 2024-10-25−$5.0m. XBRL concept us-gaap:ProfitLoss. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | (10.0)Net income, period not labelled, three months to 2025-01-24−$10.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | (172)dNet income, period not labelled, three months to 2025-04-25−$172.0m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | (19.0)Net income, period not labelled, three months to 2025-07-25−$19.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | (5.0)Net income, period not labelled, three months to 2025-10-24−$5.0m. XBRL concept us-gaap:ProfitLoss. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | (119)Net income, Q3 FY2026, three months to 2026-01-23−$119.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | (185)dNet income, Q4 FY2026, three months to 2026-04-24−$185.0m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-06-29, accession 0001628280-26-045915. Derived: 12-month figure less the 9-month figure.Report this figure | 0.0Net income, Q1 FY2027, three months to 2026-07-31$0. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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| Diluted EPS | $ per share | not reported | not reported | (0.04)Diluted EPS, period not labelled, three months to 2025-01-24−$0.04 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | not reported | (0.08)Diluted EPS, period not labelled, three months to 2025-07-25−$0.08 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | not reported | (0.47)Diluted EPS, Q3 FY2026, three months to 2026-01-23−$0.47 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | not reported | 0.00Diluted EPS, Q1 FY2027, three months to 2026-07-31$0.00 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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| Basic EPS | $ per share | not reported | not reported | (0.04)Basic EPS, period not labelled, three months to 2025-01-24−$0.04 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | not reported | (0.08)Basic EPS, period not labelled, three months to 2025-07-25−$0.08 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure | not reported | (0.47)Basic EPS, Q3 FY2026, three months to 2026-01-23−$0.47 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-04-17, accession 0001628280-26-025777.Report this figure | not reported | 0.00Basic EPS, Q1 FY2027, three months to 2026-07-31$0.00 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-09-08, accession 0001628280-26-060926.Report this figure |
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