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Condensed Consolidating Financial Information - Condensed Consolidated Statement of Cash Flows (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Feb. 03, 2018 | Jan. 28, 2017 | Jan. 30, 2016
Cash flows from operating activities: |  |  |
Net cash provided by (used in) operating activities | $ 1,940.5 | $ 678.3 | $ 443.3
Investing activities |  |  |
Purchase of property, plant and equipment | (237.4) | (278.0) | (226.5)
Investment in subsidiaries | 0.0 | 0.0 | 0.0
Purchase of available-for-sale securities | (2.4) | (10.4) | (6.2)
Proceeds from available-for-sale securities | 2.2 | 10.0 | 4.0
Acquisition of R2Net Inc., net of cash acquired | (331.8) |  |
Net cash used in investing activities | (569.4) | (278.4) | (228.7)
Financing activities |  |  |
Dividends paid on common shares | (76.5) | (75.6) | (67.1)
Dividends paid on redeemable convertible preferred shares | (34.7) | 0.0 | 0.0
Intra-entity dividends paid | 0.0 | 0.0 | 0.0
Repurchase of common shares | (460.0) | (1,000.0) | (130.0)
Proceeds from issuance of common shares | 0.3 | 2.1 | 5.0
Net settlement of equity based awards | (2.9) | (4.9) | (8.3)
Proceeds from issuance of redeemable convertible preferred shares, net of issuance costs | 0.0 | 611.3 | 0.0
Excess tax benefit from exercise of share awards | 0.0 | 2.4 | 6.9
Proceeds from revolving credit facility | 814.0 | 1,270.0 | 316.0
Repayments of revolving credit facility | (870.0) | (1,214.0) | (316.0)
Payment of debt issuance costs | (1.4) | (2.7) | 0.0
Principal payments under capital lease obligations | 0.0 | (0.2) | (1.0)
Proceeds from (repayment of) short-term borrowings | (0.1) | (10.2) | (47.1)
Intra-entity activity, net | 0.0 | 0.0 | 0.0
Net cash used in financing activities | (1,253.6) | (438.2) | (266.6)
Cash and cash equivalents at beginning of period | 98.7 | 137.7 | 193.6
Increase (decrease) in cash and cash equivalents | 117.5 | (38.3) | (52.0)
Effect of exchange rate changes on cash and cash equivalents | 8.9 | (0.7) | (3.9)
Cash and cash equivalents at end of period | 225.1 | 98.7 | 137.7
Consolidation, Eliminations |  |  |
Cash flows from operating activities: |  |  |
Net cash provided by (used in) operating activities | (1,269.9) | (1,630.1) | (195.9)
Investing activities |  |  |
Purchase of property, plant and equipment | 0.0 | 0.0 | 0.0
Investment in subsidiaries | 244.9 | 610.0 | 0.3
Purchase of available-for-sale securities | 0.0 | 0.0 | 0.0
Proceeds from available-for-sale securities | 0.0 | 0.0 | 0.0
Acquisition of R2Net Inc., net of cash acquired | 0.0 |  |
Net cash used in investing activities | 244.9 | 610.0 | 0.3
Financing activities |  |  |
Dividends paid on common shares | 0.0 | 0.0 | 0.0
Dividends paid on redeemable convertible preferred shares | 0.0 |  |
Intra-entity dividends paid | 1,269.9 | 1,630.1 | 195.9
Repurchase of common shares | 0.0 | 0.0 | 0.0
Proceeds from issuance of common shares | (244.9) | (610.0) | (0.3)
Net settlement of equity based awards | 0.0 | 0.0 | 0.0
Proceeds from issuance of redeemable convertible preferred shares, net of issuance costs |  | 0.0 |
Excess tax benefit from exercise of share awards |  | 0.0 | 0.0
Proceeds from revolving credit facility | 0.0 | 0.0 | 0.0
Repayments of revolving credit facility | 0.0 | 0.0 | 0.0
Payment of debt issuance costs | 0.0 | 0.0 |
Principal payments under capital lease obligations |  | 0.0 | 0.0
Proceeds from (repayment of) short-term borrowings | 0.0 | 0.0 | 0.0
Intra-entity activity, net | 0.0 |  | 0.0
Net cash used in financing activities | 1,025.0 | 1,020.1 | 195.6
Cash and cash equivalents at beginning of period | 0.0 | 0.0 | 0.0
Increase (decrease) in cash and cash equivalents | 0.0 | 0.0 | 0.0
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0 | 0.0
Cash and cash equivalents at end of period | 0.0 | 0.0 | 0.0
Guarantor Subsidiaries | Reportable Legal Entities |  |  |
Cash flows from operating activities: |  |  |
Net cash provided by (used in) operating activities | 1,856.7 | 724.8 | 325.7
Investing activities |  |  |
Purchase of property, plant and equipment | (236.3) | (277.9) | (225.9)
Investment in subsidiaries | (25.0) |  | (0.3)
Purchase of available-for-sale securities | 0.0 | 0.0 | 0.0
Proceeds from available-for-sale securities | 0.0 | 0.0 | 0.0
Acquisition of R2Net Inc., net of cash acquired | (331.8) |  |
Net cash used in investing activities | (593.1) | (277.9) | (226.2)
Financing activities |  |  |
Dividends paid on common shares | 0.0 | 0.0 | 0.0
Dividends paid on redeemable convertible preferred shares | 0.0 |  |
Intra-entity dividends paid | (800.0) | (730.0) | (149.3)
Repurchase of common shares | 0.0 | 0.0 | 0.0
Proceeds from issuance of common shares | 219.9 | 610.0 | 0.0
Net settlement of equity based awards | 0.0 | 0.0 | 0.0
Proceeds from issuance of redeemable convertible preferred shares, net of issuance costs |  | 0.0 |
Excess tax benefit from exercise of share awards |  | 2.4 | 6.9
Proceeds from revolving credit facility | 814.0 | 1,270.0 | 316.0
Repayments of revolving credit facility | (870.0) | (1,214.0) | (316.0)
Payment of debt issuance costs | (1.4) | (2.1) |
Principal payments under capital lease obligations |  | (0.2) | (1.0)
Proceeds from (repayment of) short-term borrowings | (0.1) | (10.2) | (47.1)
Intra-entity activity, net | (532.2) | (386.6) | 54.9
Net cash used in financing activities | (1,192.1) | (477.1) | (160.6)
Cash and cash equivalents at beginning of period | 70.3 | 102.0 | 166.5
Increase (decrease) in cash and cash equivalents | 71.5 | (30.2) | (61.1)
Effect of exchange rate changes on cash and cash equivalents | 8.7 | (1.5) | (3.4)
Cash and cash equivalents at end of period | 150.5 | 70.3 | 102.0
Non-Guarantor Subsidiaries | Reportable Legal Entities |  |  |
Cash flows from operating activities: |  |  |
Net cash provided by (used in) operating activities | 586.0 | 525.6 | 215.0
Investing activities |  |  |
Purchase of property, plant and equipment | (1.1) | (0.1) | (0.6)
Purchase of available-for-sale securities | (2.4) | (10.4) | (6.2)
Proceeds from available-for-sale securities | 2.2 | 10.0 | 4.0
Acquisition of R2Net Inc., net of cash acquired | 0.0 |  |
Net cash used in investing activities | (1.3) | (0.5) | (2.8)
Financing activities |  |  |
Dividends paid on common shares | 0.0 | 0.0 | 0.0
Dividends paid on redeemable convertible preferred shares | 0.0 |  |
Intra-entity dividends paid | (469.9) | (900.1) | (46.6)
Repurchase of common shares | 0.0 | 0.0 | 0.0
Proceeds from issuance of common shares | 25.0 |  | 0.0
Net settlement of equity based awards | 0.0 | 0.0 | 0.0
Excess tax benefit from exercise of share awards |  | 0.0 | 0.0
Proceeds from revolving credit facility | 0.0 | 0.0 | 0.0
Repayments of revolving credit facility | 0.0 | 0.0 | 0.0
Payment of debt issuance costs |  | (0.6) |
Principal payments under capital lease obligations |  | 0.0 | 0.0
Proceeds from (repayment of) short-term borrowings | 0.0 | 0.0 | 0.0
Intra-entity activity, net | 506.2 | 367.7 | (156.3)
Net cash used in financing activities | (538.7) | (533.0) | (202.9)
Cash and cash equivalents at beginning of period | 26.6 | 33.7 | 24.9
Increase (decrease) in cash and cash equivalents | 46.0 | (7.9) | 9.3
Effect of exchange rate changes on cash and cash equivalents | 0.2 | 0.8 | (0.5)
Cash and cash equivalents at end of period | 72.8 | 26.6 | 33.7
Signet Jewelers Limited | Reportable Legal Entities |  |  |
Cash flows from operating activities: |  |  |
Net cash provided by (used in) operating activities | 767.8 | 1,057.9 | 98.6
Investing activities |  |  |
Purchase of property, plant and equipment | 0.0 | 0.0 | 0.0
Investment in subsidiaries | (219.9) | (610.0) |
Purchase of available-for-sale securities | 0.0 | 0.0 | 0.0
Proceeds from available-for-sale securities | 0.0 | 0.0 | 0.0
Acquisition of R2Net Inc., net of cash acquired | 0.0 |  |
Net cash used in investing activities | (219.9) | (610.0) | 0.0
Financing activities |  |  |
Dividends paid on common shares | (76.5) | (75.6) | (67.1)
Dividends paid on redeemable convertible preferred shares | (34.7) |  |
Intra-entity dividends paid | 0.0 | 0.0 | 0.0
Repurchase of common shares | (460.0) | (1,000.0) | (130.0)
Proceeds from issuance of common shares | 0.3 | 2.1 | 5.0
Net settlement of equity based awards | (2.9) | (4.9) | (8.3)
Proceeds from issuance of redeemable convertible preferred shares, net of issuance costs |  | 611.3 |
Excess tax benefit from exercise of share awards |  | 0.0 | 0.0
Proceeds from revolving credit facility | 0.0 | 0.0 | 0.0
Repayments of revolving credit facility | 0.0 | 0.0 | 0.0
Payment of debt issuance costs | 0.0 | 0.0 |
Principal payments under capital lease obligations |  | 0.0 | 0.0
Proceeds from (repayment of) short-term borrowings | 0.0 | 0.0 | 0.0
Intra-entity activity, net | 25.9 | 19.0 | 101.6
Net cash used in financing activities | (547.9) | (448.1) | (98.8)
Cash and cash equivalents at beginning of period | 1.7 | 1.9 | 2.1
Increase (decrease) in cash and cash equivalents |  | (0.2) | (0.2)
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0 | 0.0
Cash and cash equivalents at end of period | 1.7 | 1.7 | 1.9
Signet UK Finance plc | Reportable Legal Entities |  |  |
Cash flows from operating activities: |  |  |
Net cash provided by (used in) operating activities | (0.1) | 0.1 | (0.1)
Investing activities |  |  |
Purchase of property, plant and equipment | 0.0 | 0.0 | 0.0
Investment in subsidiaries | 0.0 | 0.0 | 0.0
Purchase of available-for-sale securities | 0.0 | 0.0 | 0.0
Proceeds from available-for-sale securities | 0.0 | 0.0 | 0.0
Acquisition of R2Net Inc., net of cash acquired | 0.0 |  |
Net cash used in investing activities | 0.0 | 0.0 | 0.0
Financing activities |  |  |
Dividends paid on common shares | 0.0 | 0.0 | 0.0
Dividends paid on redeemable convertible preferred shares | 0.0 |  |
Intra-entity dividends paid | 0.0 | 0.0 | 0.0
Repurchase of common shares | 0.0 | 0.0 | 0.0
Proceeds from issuance of common shares |  | 0.0 | 0.3
Net settlement of equity based awards | 0.0 | 0.0 | 0.0
Proceeds from issuance of redeemable convertible preferred shares, net of issuance costs |  | 0.0 |
Excess tax benefit from exercise of share awards |  | 0.0 | 0.0
Proceeds from revolving credit facility | 0.0 | 0.0 | 0.0
Repayments of revolving credit facility | 0.0 | 0.0 | 0.0
Payment of debt issuance costs |  | 0.0 |
Principal payments under capital lease obligations |  | 0.0 | 0.0
Proceeds from (repayment of) short-term borrowings | 0.0 | 0.0 | 0.0
Intra-entity activity, net | 0.1 | (0.1) | (0.2)
Net cash used in financing activities | 0.1 | (0.1) | 0.1
Cash and cash equivalents at beginning of period | 0.1 | 0.1 | 0.1
Increase (decrease) in cash and cash equivalents |  | 0.0 | 0.0
Effect of exchange rate changes on cash and cash equivalents | 0.0 | 0.0 | 0.0
Cash and cash equivalents at end of period | 0.1 | 0.1 | 0.1
Term Loan |  |  |
Financing activities |  |  |
Proceeds from debt | 350.0 | 0.0 | 0.0
Repayments of term loan | (372.3) | (16.4) | (25.0)
Term Loan | Consolidation, Eliminations |  |  |
Financing activities |  |  |
Proceeds from debt | 0.0 |  |
Repayments of term loan | 0.0 | 0.0 | 0.0
Term Loan | Guarantor Subsidiaries | Reportable Legal Entities |  |  |
Financing activities |  |  |
Proceeds from debt | 350.0 |  |
Repayments of term loan | (372.3) | (16.4) | (25.0)
Term Loan | Non-Guarantor Subsidiaries | Reportable Legal Entities |  |  |
Financing activities |  |  |
Proceeds from debt | 0.0 |  |
Repayments of term loan | 0.0 | 0.0 | 0.0
Term Loan | Signet Jewelers Limited | Reportable Legal Entities |  |  |
Financing activities |  |  |
Proceeds from debt | 0.0 |  |
Repayments of term loan | 0.0 | 0.0 | 0.0
Term Loan | Signet UK Finance plc | Reportable Legal Entities |  |  |
Financing activities |  |  |
Proceeds from debt | 0.0 |  |
Repayments of term loan | 0.0 | 0.0 | 0.0
Securitization facility |  |  |
Financing activities |  |  |
Proceeds from debt | 1,745.9 | 2,404.1 | 2,303.9
Repayments of term loan | (2,345.9) | (2,404.1) | (2,303.9)
Securitization facility | Consolidation, Eliminations |  |  |
Financing activities |  |  |
Proceeds from debt | 0.0 | 0.0 | 0.0
Repayments of term loan | 0.0 | 0.0 | 0.0
Securitization facility | Non-Guarantor Subsidiaries | Reportable Legal Entities |  |  |
Financing activities |  |  |
Proceeds from debt | 1,745.9 | 2,404.1 | 2,303.9
Repayments of term loan | (2,345.9) | (2,404.1) | (2,303.9)
Securitization facility | Signet Jewelers Limited | Reportable Legal Entities |  |  |
Financing activities |  |  |
Proceeds from debt | 0.0 | 0.0 | 0.0
Repayments of term loan | 0.0 | 0.0 | 0.0
Securitization facility | Signet UK Finance plc | Reportable Legal Entities |  |  |
Financing activities |  |  |
Proceeds from debt | 0.0 | 0.0 | 0.0
Repayments of term loan | $ 0.0 | $ 0.0 | $ 0.0

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- Definition The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26853-111562 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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- Definition The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination. + References No definition available. + Details
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- Definition The cash inflow from issuance of preferred stock that is classified as callable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount of cash inflow (outflow) from long-term debt by a related party. Related parties, include, but are not limited to, affiliates, owners or officers and their immediate families, and pension trusts. + References No definition available. + Details
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- Definition The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3098-108585 + Details
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- Definition The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26853-111562 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585 + Details
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- Definition Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=96867065&loc=SL79508275-113901 + Details
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- Definition The cash outflow to settle a bank borrowing during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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