Subsidiary Guarantors of the Public Bonds (Consolidated Condensed Statements of Cash Flow) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 18, 2016	Jun. 20, 2015
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	$ 72.8	$ 94.9
INVESTING ACTIVITIES
Additions to property, plant and equipment	(28.2)	(15.8)
Investment in joint venture	(0.5)	0.0
Other	2.7	3.2
Net cash used in investing activities	(26.0)	(12.6)
FINANCING ACTIVITIES
Payments on long-term debt	(2.8)	(67.7)
Cash dividends paid	(11.8)	(12.3)
Purchase of common stock for treasury	(6.0)	(5.9)
Purchases of shares under employee stock plans	(4.3)	(7.5)
Proceeds from the exercise of stock options	2.2	8.5
Excess tax benefits from stock-based compensation	0.1	3.8
Contributions from noncontrolling interests	1.3	0.0
Net cash used in financing activities	(21.3)	(81.1)
Effect of foreign exchange rate changes	2.1	(4.3)
Increase (decrease) in cash and cash equivalents	27.6	(3.1)
Cash and cash equivalents at beginning of the year	194.1	223.8
Cash and cash equivalents at end of the period	221.7	220.7
Parent [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	57.5	136.1
INVESTING ACTIVITIES
Additions to property, plant and equipment	(6.2)	(7.6)
Other	2.0	1.5
Net cash used in investing activities	(4.2)	(6.1)
FINANCING ACTIVITIES
Payments on long-term debt	(2.8)	(67.7)
Cash dividends paid	(11.8)	(12.3)
Purchase of common stock for treasury	(6.0)	(5.9)
Purchases of shares under employee stock plans	(4.3)	(7.5)
Proceeds from the exercise of stock options	2.2	8.5
Excess tax benefits from stock-based compensation	0.1	3.8
Contributions from noncontrolling interests	0.0
Net cash used in financing activities	(22.6)	(81.1)
Increase (decrease) in cash and cash equivalents	30.7	48.9
Cash and cash equivalents at beginning of the year	27.2	11.4
Cash and cash equivalents at end of the period	57.9	60.3
Subsidiary Guarantors [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	18.0	3.6
INVESTING ACTIVITIES
Additions to property, plant and equipment	(19.4)	(6.3)
Other	0.7	1.7
Net cash used in investing activities	(18.7)	(4.6)
FINANCING ACTIVITIES
Purchase of common stock for treasury	0.0	0.0
Contributions from noncontrolling interests	0.0
Increase (decrease) in cash and cash equivalents	(0.7)	(1.0)
Cash and cash equivalents at beginning of the year	2.6	3.3
Cash and cash equivalents at end of the period	1.9	2.3
Non-Guarantor Subsidiaries [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	(2.7)	(44.8)
INVESTING ACTIVITIES
Additions to property, plant and equipment	(2.6)	(1.9)
Investment in joint venture	(0.5)
Net cash used in investing activities	(3.1)	(1.9)
FINANCING ACTIVITIES
Purchase of common stock for treasury	0.0	0.0
Contributions from noncontrolling interests	1.3
Net cash used in financing activities	1.3
Effect of foreign exchange rate changes	2.1	(4.3)
Increase (decrease) in cash and cash equivalents	(2.4)	(51.0)
Cash and cash equivalents at beginning of the year	164.3	209.1
Cash and cash equivalents at end of the period	161.9	158.1
Eliminations [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	0.0	0.0
INVESTING ACTIVITIES
Net cash used in investing activities	0.0	0.0
FINANCING ACTIVITIES
Net cash used in financing activities	0.0	0.0
Effect of foreign exchange rate changes	0.0	0.0
Increase (decrease) in cash and cash equivalents	0.0	0.0
Cash and cash equivalents at beginning of the year	0.0	0.0
Cash and cash equivalents at end of the period	$ 0.0	$ 0.0