Revenue Recognition - Schedule of ASC 606 Impact on Statement of Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended													12 Months Ended
	Dec. 31, 2018	Sep. 29, 2018	[1]	Jun. 30, 2018	[2]	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	[3]	Jul. 01, 2017	[4]	Apr. 01, 2017	[5]	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Net income (loss)	$ 81.5	$ (67.5)		$ 36.2		$ 80.8	$ 73.1	$ 44.5		$ (69.6)		$ 71.6		$ 131.0	$ 119.6	$ (4,012.8)
Increase (Decreases) in cash due to:
Inventories														(98.6)	(16.0)	100.7
Accrued income taxes														68.1	(6.1)	20.9
Other, net														(8.8)	(4.8)	(12.3)
Subtotal														(19.4)	(103.9)	(101.5)
Net cash from (for) operating activities														593.0	$ 698.9	$ 654.9
Adjustments | ASU 2014-09
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Net income (loss)														(2.8)
Increase (Decreases) in cash due to:
Inventories														(2.4)
Accrued income taxes														0.1
Other, net														5.1
Subtotal														2.8
Net cash from (for) operating activities														0.0
Balances without adoption of ASC 606
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Net income (loss)														128.2
Increase (Decreases) in cash due to:
Inventories														(101.0)
Accrued income taxes														68.2
Other, net														(3.7)
Subtotal														(16.6)
Net cash from (for) operating activities														$ 593.0

[1] Includes of $221.8 million and of $18.0 million

[2] Includes of $53.2 million.

[3] Includes of $3.3 million, and of $4.0 million.

[4] Includes of $18.5 million, and of $135.2 million.

[5] Includes of $12.2 million, of $21.8 million, and restructuring expense of $38.7 million.