Guarantor Information (Condensed Consolidating Statement of Cash Flows) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012
Operating Activities:
Net cash provided by (used in) operating activities	$ 282.1	$ 323.5	$ 298.7
Investing Activities:
Capital expenditures	(69.4)	(69.0)	(75.6)
Proceeds from disposal of property, plant and equipment	7.1	8.9	10.8
Return of capital	0		0
Net intercompany loans	0	0	0
Net cash used in investing activities	(62.3)	(60.1)	(64.8)
Financing Activities:
Dividend payments to shareholders	(133.5)	(116.8)	(77.6)
Dividend payments to parent	0	0	0
Net proceeds from issuance of senior notes	0	200.0	0
Proceeds from exercise of stock options	15.7	21.0	12.9
Repurchase of common stock	(92.3)	(379.4)	(205.0)
Repayment of long-term debt and capital lease obligations	(3.0)	(2.5)	(2.3)
Net change in short-term debt	(2.2)	27.8	6.0
Debt issuance costs	0	(2.2)	0
Excess tax benefits from share-based payment arrangements	6.3	14.5	13.5
Net intercompany notes payable (receivable)	0	0	0
Return of capital to parent	0		0
Net cash used in financing activities	(209.0)	(237.6)	(252.5)
Effect of exchange rate changes on cash and cash equivalents	(61.1)	(18.3)	0.2
Net change in cash and cash equivalents	(50.3)	7.5	(18.4)
Cash and cash equivalents at beginning of year	127.3	119.8	138.2
Cash and cash equivalents at end of year	77.0	127.3	119.8
Reportable Legal Entities [Member] | Parent [Member]
Operating Activities:
Net cash provided by (used in) operating activities	304.7	(66.7)	639.8
Investing Activities:
Capital expenditures	0	0	0
Proceeds from disposal of property, plant and equipment	0	0	0
Return of capital	0		854.9
Net intercompany loans	5.1	27.9	6.9
Net cash used in investing activities	5.1	27.9	861.8
Financing Activities:
Dividend payments to shareholders	(133.5)	(116.8)	(77.6)
Dividend payments to parent	0	0	0
Net proceeds from issuance of senior notes		200.0
Proceeds from exercise of stock options	15.7	21.0	12.9
Repurchase of common stock	(92.3)	(379.4)	(205.0)
Repayment of long-term debt and capital lease obligations	0	0	0
Net change in short-term debt	(9.1)	84.0	37.0
Debt issuance costs		(2.2)
Excess tax benefits from share-based payment arrangements	6.3	14.5	13.5
Net intercompany notes payable (receivable)	(96.9)	217.7	(1,282.4)
Return of capital to parent	0		0
Net cash used in financing activities	(309.8)	38.8	(1,501.6)
Effect of exchange rate changes on cash and cash equivalents	0	0	0
Net change in cash and cash equivalents	0	0	0
Cash and cash equivalents at beginning of year	0	0	0
Cash and cash equivalents at end of year	0	0	0
Reportable Legal Entities [Member] | Guarantor [Member]
Operating Activities:
Net cash provided by (used in) operating activities	1,482.7	53.7	97.5
Investing Activities:
Capital expenditures	(14.7)	(14.2)	(10.6)
Proceeds from disposal of property, plant and equipment	0	0	0.3
Return of capital	604.3		0
Net intercompany loans	(190.8)	(223.9)	1,327.9
Net cash used in investing activities	398.8	(238.1)	1,317.6
Financing Activities:
Dividend payments to shareholders	0	0	0
Dividend payments to parent	(352.0)	0	(686.2)
Net proceeds from issuance of senior notes		0
Proceeds from exercise of stock options	0	0	0
Repurchase of common stock	0	0	0
Repayment of long-term debt and capital lease obligations	0	0	0
Net change in short-term debt	2.3	0	0
Debt issuance costs		0
Excess tax benefits from share-based payment arrangements	0	0	0
Net intercompany notes payable (receivable)	(1,530.4)	184.3	123.5
Return of capital to parent	0		(854.9)
Net cash used in financing activities	(1,880.1)	184.3	(1,417.6)
Effect of exchange rate changes on cash and cash equivalents	(1.5)	0	0.8
Net change in cash and cash equivalents	(0.1)	(0.1)	(1.7)
Cash and cash equivalents at beginning of year	0.1	0.2	1.9
Cash and cash equivalents at end of year	0	0.1	0.2
Reportable Legal Entities [Member] | Non-Guarantors [Member]
Operating Activities:
Net cash provided by (used in) operating activities	96.5	410.9	404.0
Investing Activities:
Capital expenditures	(54.7)	(54.8)	(65.0)
Proceeds from disposal of property, plant and equipment	7.1	8.9	10.5
Return of capital	0		0
Net intercompany loans	1,839.9	(193.3)	(247.2)
Net cash used in investing activities	1,792.3	(239.2)	(301.7)
Financing Activities:
Dividend payments to shareholders	0	0	0
Dividend payments to parent	(1,281.5)	(94.9)	(131.7)
Net proceeds from issuance of senior notes		0
Proceeds from exercise of stock options	0	0	0
Repurchase of common stock	0	0	0
Repayment of long-term debt and capital lease obligations	(3.0)	(2.5)	(2.3)
Net change in short-term debt	4.6	(56.2)	(31.0)
Debt issuance costs		0
Excess tax benefits from share-based payment arrangements	0	0	0
Net intercompany notes payable (receivable)	4.9	7.8	46.6
Return of capital to parent	(604.3)		0
Net cash used in financing activities	(1,879.3)	(145.8)	(118.4)
Effect of exchange rate changes on cash and cash equivalents	(59.7)	(18.3)	(0.6)
Net change in cash and cash equivalents	(50.2)	7.6	(16.7)
Cash and cash equivalents at beginning of year	127.2	119.6	136.3
Cash and cash equivalents at end of year	77.0	127.2	119.6
Eliminations [Member]
Operating Activities:
Net cash provided by (used in) operating activities	(1,601.8)	(74.4)	(842.6)
Investing Activities:
Capital expenditures	0	0	0
Proceeds from disposal of property, plant and equipment	0	0	0
Return of capital	(604.3)		(854.9)
Net intercompany loans	(1,654.2)	389.3	(1,087.6)
Net cash used in investing activities	(2,258.5)	389.3	(1,942.5)
Financing Activities:
Dividend payments to shareholders	0	0	0
Dividend payments to parent	1,633.5	94.9	817.9
Net proceeds from issuance of senior notes		0
Proceeds from exercise of stock options	0	0	0
Repurchase of common stock	0	0	0
Repayment of long-term debt and capital lease obligations	0	0	0
Net change in short-term debt	0	0	0
Debt issuance costs		0
Excess tax benefits from share-based payment arrangements	0	0	0
Net intercompany notes payable (receivable)	1,622.4	(409.8)	1,112.3
Return of capital to parent	604.3		854.9
Net cash used in financing activities	3,860.2	(314.9)	2,785.1
Effect of exchange rate changes on cash and cash equivalents	0.1	0	0
Net change in cash and cash equivalents	0	0	0
Cash and cash equivalents at beginning of year	0	0	0
Cash and cash equivalents at end of year	$ 0	$ 0	$ 0