Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 29, 2018	Jun. 30, 2017	Jun. 29, 2018	Jun. 30, 2017
Net income (loss)	$ 15.6	$ 62.8	$ (2.4)	$ 462.0
Other comprehensive (loss) income, net of tax:
Investments, net of $-, $-, $-, and $- tax	0.0	(2.8)	0.0	10.6
Currency translation adjustments	(5.0)	5.0	(7.3)	7.4
Derivatives, net of $-, ($0.2), $- and ($0.2) tax	0.1	0.4	0.5	0.6
Benefit plans, net of $-, $-, $- and ($31.4) tax	0.0	(0.7)	(0.5)	45.9
Total other comprehensive (loss) income, net of tax	(4.9)	1.9	(7.3)	64.5
Comprehensive income (loss)	$ 10.7	$ 64.7	$ (9.7)	$ 526.5