Condensed Statements Of Cash Flows - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Aug. 01, 2015	Aug. 02, 2014	Aug. 01, 2015	Aug. 02, 2014
Cash flows from operating activities:
Net income	$ 62.2	$ 58.0	$ 181.0	$ 154.6
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	42.7	36.5	84.5	64.5
Amortization of unfavorable leases and contracts	(8.8)	(5.9)	(17.6)	(5.9)
Pension benefit	0.0	(0.6)	0.0	(1.2)
Share-based compensation	3.8	4.0	7.1	7.2
Deferred taxation	7.0	(13.6)	13.9	(4.2)
Excess tax benefit from exercise of share awards	0.0	0.0	(5.1)	(7.7)
Amortization of debt discount and issuance costs	0.7	4.5	1.6	5.5
Other non-cash movements	(0.2)	0.7	2.0	0.1
Changes in operating assets and liabilities:
Decrease (increase) in accounts receivable	7.0	(7.9)	74.7	58.3
Increase in other receivables and other assets	(6.3)	(2.3)	(0.5)	(4.0)
Decrease (increase) in other current assets	6.5	(23.5)	4.8	(22.8)
Decrease in inventories	72.1	37.0	28.4	17.1
Decrease in accounts payable	(61.8)	(24.7)	(80.8)	(28.9)
Increase (decrease) in accrued expenses and other liabilities	42.5	23.7	(28.6)	(19.0)
(Decrease) increase in deferred revenue	(3.7)	6.1	24.0	21.0
(Decrease) increase in income taxes payable	(19.4)	19.5	(77.3)	(48.5)
Pension plan contributions	(0.7)	(1.1)	(1.5)	(2.2)
Net cash provided by operating activities	143.6	110.4	210.6	183.9
Investing activities
Purchase of property, plant and equipment	(56.0)	(61.9)	(98.9)	(90.0)
Purchase of available-for-sale securities	(0.5)	(1.2)	(1.9)	(1.2)
Proceeds from sale of available-for-sale securities	0.1	1.0	3.6	1.0
Acquisition of Zale Corporation, net of cash acquired	0.0	(1,429.2)	0.0	(1,429.2)
Net cash used in investing activities	(56.4)	(1,491.3)	(97.2)	(1,519.4)
Financing activities
Dividends paid	(17.7)	(14.4)	(32.1)	(26.4)
Proceeds from issuance of common shares	0.1	1.0	0.2	2.0
Excess tax benefit from exercise of share awards	0.0	0.0	5.1	7.7
Repayments of debt	(563.1)		(1,206.3)
Payment of debt issuance costs	0.0	(15.4)	0.0	(18.4)
Repurchase of common shares	(62.8)	(11.0)	(81.9)	(22.4)
Net settlement of equity based awards	0.4	0.2	(8.3)	(15.1)
Principal payments under capital lease obligations	(0.3)	(0.2)	(0.6)	(0.2)
Repayment of short-term borrowings	35.0	(11.7)	(20.0)	(22.2)
Net cash (used in) provided by financing activities	(50.3)	1,346.9	(147.6)	1,303.4
Cash and cash equivalents at beginning of period	122.6	249.1	193.6	247.6
Increase (decrease) in cash and cash equivalents	36.9	(34.0)	(34.2)	(32.1)
Effect of exchange rate changes on cash and cash equivalents	0.3	(0.1)	0.4	(0.5)
Cash and cash equivalents at end of period	159.8	215.0	159.8	215.0
Term Loan
Financing activities
Proceeds from securitization facility	0.0	400.0	0.0	400.0
Repayments of debt	(5.0)	0.0	(10.0)	0.0
Securitization facility
Financing activities
Proceeds from securitization facility	558.1	930.6	1,196.3	930.6
Repayments of debt	(558.1)	(330.6)	(1,196.3)	(330.6)
Signet UK Finance plc | Senior Unsecured Notes Due in 2024
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of debt discount and issuance costs	0.1	0.1	0.3	0.1
Financing activities
Proceeds from securitization facility	$ 0.0	$ 398.4	$ 0.0	$ 398.4