Comprehensive Income, Accumulated Other Comprehensive Income, Net of Related Tax (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 29, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of year	$ (112.9)	[1]
Other comprehensive income (loss) before reclassifications	(27.9)
Amounts reclassified from AOCI	1.4
Net current period other comprehensive income (loss)	(26.5)
Balance at end of year	(139.4)	[2]
Foreign Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of year	(33.4)
Other comprehensive income (loss) before reclassifications	(27.9)
Amounts reclassified from AOCI	0
Net current period other comprehensive income (loss)	(27.9)
Balance at end of year	(61.3)
Unrecognized Pension Costs [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of year	(82.1)
Other comprehensive income (loss) before reclassifications	0
Amounts reclassified from AOCI	1.4
Net current period other comprehensive income (loss)	1.4
Balance at end of year	(80.7)
Net Gain on Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance at beginning of year	2.6
Other comprehensive income (loss) before reclassifications	0
Amounts reclassified from AOCI	0
Net current period other comprehensive income (loss)	0
Balance at end of year	$ 2.6

[1] Condensed from audited financial statements

[2] Unaudited