Organization and principal accounting policies	3 Months Ended
May 04, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization and principal accounting policies	Organization and principal accounting policies Signet Jewelers Limited (“Signet” or the “Company”), a holding company incorporated in Bermuda, is the world’s largest retailer of diamond jewelry. The Company operates through its 100% owned subsidiaries with sales primarily in the United States (“US”), United Kingdom (“UK”) and Canada. Signet manages its business as three reportable segments: North America; International; and Other. The “Other” reportable segment consists of all non-reportable segments, including subsidiaries involved in the purchasing and conversion of rough diamonds to polished stones and unallocated corporate administrative functions. See Note 4 for additional discussion of the Company’s segments. Signet’s sales are seasonal, with the fourth quarter accounting for approximately 35-40% of annual sales, with December being by far the highest volume month of the year. The “Holiday Season” consists of results for the months of November and December. As a result of our strategic credit outsourcing and transformation initiatives, we anticipate our operating profit will be almost entirely generated in the fourth quarter. Basis of preparation The condensed consolidated financial statements of Signet are prepared, without audit, pursuant to the rules and regulations of the Securities and Exchange Commission (“SEC”). Certain information and footnote disclosures normally included in financial statements prepared in accordance with US generally accepted accounting principles (“US GAAP”) have been condensed or omitted from this report, as is permitted by such rules and regulations. In the opinion of management, the accompanying condensed consolidated financial statements reflect all adjustments, which are of a normal recurring nature, necessary for a fair presentation of the results for the interim periods. It is suggested that these condensed consolidated financial statements be read in conjunction with the consolidated financial statements and notes included in Signet’s Annual Report on Form 10-K for the fiscal year ended February 2, 2019 filed with the SEC on April 3, 2019. Signet has reclassified certain prior year amounts in its consolidated financial statements and notes to the consolidated financial statements to conform to the current year presentation. Use of estimates The preparation of these condensed consolidated financial statements, in conformity with US GAAP and SEC regulations for interim reporting, requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, disclosure of contingent assets and liabilities at the date of the condensed consolidated financial statements and reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates. Estimates and assumptions are primarily made in relation to the valuation of accounts receivable, inventories, deferred revenue, derivatives, employee benefits, income taxes, contingencies, asset impairments, leases, indefinite-lived intangible assets, depreciation and amortization of long-lived assets, as well as accounting for business combinations. Fiscal year The Company’s fiscal year ends on the Saturday nearest to January 31^st. Fiscal 2020 and Fiscal 2019 refer to the 52 week periods ending February 1, 2020 and February 2, 2019, respectively. Within these condensed consolidated financial statements, the first quarter of the relevant fiscal years 2020 and 2019 refer to the 13 weeks ended May 4, 2019 and May 5, 2018, respectively. Foreign currency translation The financial position and operating results of certain foreign operations, including certain subsidiaries operating in the UK as part of the International segment and Canada as part of the North America segment, are consolidated using the local currency as the functional currency. Assets and liabilities are translated at the rates of exchange on the balance sheet date, and revenues and expenses are translated at the monthly average rates of exchange during the period. Resulting translation gains or losses are included in the accompanying condensed consolidated statements of equity as a component of accumulated other comprehensive income (loss) (“AOCI”). Gains or losses resulting from foreign currency transactions are included within the condensed consolidated statements of operations. See Note 9 for additional information regarding the Company’s foreign currency translation.

Organization and principal accounting policies

Signet Jewelers Limited (“Signet” or the “Company”), a holding company incorporated in Bermuda, is the world’s largest retailer of diamond jewelry. The Company operates through its 100% owned subsidiaries with sales primarily in the United States (“US”), United Kingdom (“UK”) and Canada. Signet manages its business as three reportable segments: North America; International; and Other. The “Other” reportable segment consists of all non-reportable segments, including subsidiaries involved in the purchasing and conversion of rough diamonds to polished stones and unallocated corporate administrative functions. See Note 4 for additional discussion of the Company’s segments.

Signet’s sales are seasonal, with the fourth quarter accounting for approximately 35-40% of annual sales, with December being by far the highest volume month of the year. The “Holiday Season” consists of results for the months of November and December. As a result of our strategic credit outsourcing and transformation initiatives, we anticipate our operating profit will be almost entirely generated in the fourth quarter.

Basis of preparation

The condensed consolidated financial statements of Signet are prepared, without audit, pursuant to the rules and regulations of the Securities and Exchange Commission (“SEC”). Certain information and footnote disclosures normally included in financial statements prepared in accordance with US generally accepted accounting principles (“US GAAP”) have been condensed or omitted from this report, as is permitted by such rules and regulations. In the opinion of management, the accompanying condensed consolidated financial statements reflect all adjustments, which are of a normal recurring nature, necessary for a fair presentation of the results for the interim periods. It is suggested that these condensed consolidated financial statements be read in conjunction with the consolidated financial statements and notes included in Signet’s Annual Report on Form 10-K for the fiscal year ended February 2, 2019 filed with the SEC on April 3, 2019. Signet has reclassified certain prior year amounts in its consolidated financial statements and notes to the consolidated financial statements to conform to the current year presentation.

Use of estimates

The preparation of these condensed consolidated financial statements, in conformity with US GAAP and SEC regulations for interim reporting, requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, disclosure of contingent assets and liabilities at the date of the condensed consolidated financial statements and reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates. Estimates and assumptions are primarily made in relation to the valuation of accounts receivable, inventories, deferred revenue, derivatives, employee benefits, income taxes, contingencies, asset impairments, leases, indefinite-lived intangible assets, depreciation and amortization of long-lived assets, as well as accounting for business combinations.

Fiscal year

The Company’s fiscal year ends on the Saturday nearest to January 31^st. Fiscal 2020 and Fiscal 2019 refer to the 52 week periods ending February 1, 2020 and February 2, 2019, respectively. Within these condensed consolidated financial statements, the first quarter of the relevant fiscal years 2020 and 2019 refer to the 13 weeks ended May 4, 2019 and May 5, 2018, respectively.

Foreign currency translation

The financial position and operating results of certain foreign operations, including certain subsidiaries operating in the UK as part of the International segment and Canada as part of the North America segment, are consolidated using the local currency as the functional currency. Assets and liabilities are translated at the rates of exchange on the balance sheet date, and revenues and expenses are translated at the monthly average rates of exchange during the period. Resulting translation gains or losses are included in the accompanying condensed consolidated statements of equity as a component of accumulated other comprehensive income (loss) (“AOCI”). Gains or losses resulting from foreign currency transactions are included within the condensed consolidated statements of operations.

See Note 9 for additional information regarding the Company’s foreign currency translation.