Consolidated Statements of Cash Flows - USD ($) $ in Millions		3 Months Ended				9 Months Ended		12 Months Ended
		Sep. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Mar. 31, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019	Dec. 31, 2018
Cash Flows from Operating Activities
Net (loss) income		$ (33.5)	$ (171.9)	$ 106.6	$ (33.5)	$ (298.9)	$ 54.0
Loss from discontinued operations, net of tax		(4.5)		(6.3)		(14.3)	(29.0)
(Loss) income from continuing operations, net of tax		(29.0)		112.9		(284.6)	83.0
Adjustments to reconcile net (loss) income from continuing operations to net cash used by operating activities:
Depreciation						43.4	54.6
Amortization						19.3	18.7
Provision for doubtful accounts						64.2	86.9
Provision for obsolescence						28.2	22.2
Share-based compensation						21.8	8.9
Foreign exchange losses (gains)						3.0	(42.8)
Deferred income taxes						21.8	21.7
Impairment loss on assets						1.8	15.4
Gain on sale of business / assets		(1.4)		(26.8)		(1.5)	(50.3)
Certain Brazil indirect taxes		0.0		(118.3)
Other						22.1	16.7
Changes in assets and liabilities:
Accounts receivable						(84.0)	(56.1)
Inventories						(84.1)	10.1
Prepaid expenses and other						(9.0)	34.1
Accounts payable and accrued liabilities						(85.7)	(232.8)
Income and other taxes						2.8	5.5
Noncurrent assets and liabilities						13.9	(18.9)
Net cash used by operating activities of continuing operations						(306.6)	(141.4)
Cash Flows from Investing Activities
Capital expenditures						(30.0)	(42.8)
Disposal of assets						1.8	1.8
Net proceeds from sale of business / assets						11.3	99.9
Other investing activities						0.4	1.0
Net cash (used) provided by investing activities of continuing operations						(16.5)	59.9
Cash Flows from Financing Activities
Cash dividends						(8.6)	0.0
Debt, net (maturities of three months or less)						12.5	(6.9)
Proceeds from debt						80.8	400.0
Repayment of debt						(48.3)	(275.8)
Repurchase of common stock						(0.4)	(1.0)
Costs associated with debt issue / repayment						(3.8)	(25.4)
Settlement of stock options						(25.8)	0.0
Settlement of derivative contracts						19.5	36.1
Proceeds from sale of PIS/COFINS tax credits						0.0	19.4
Other financing activities						0.0	0.5
Net cash provided by financing activities of continuing operations						25.9	146.9
Net cash used by operating activities of discontinued operations						(11.2)	(14.8)
Net cash used by discontinued operations						(11.2)	(14.8)
Effect of exchange rate changes on cash and cash equivalents, and restricted cash						(23.9)	(15.2)
Net decrease in cash and cash equivalents, and restricted cash						(332.3)	35.4
Cash and cash equivalents, and restricted cash at beginning of year	[1]		$ 661.0		$ 536.4	661.0	536.4	$ 536.4
Cash and cash equivalents, and restricted cash at end of period	[1]	$ 328.7		571.8		$ 328.7	571.8	661.0
Cash and cash equivalents, classified as held for sale									$ 3.7
Long-term restricted cash				$ 7.5			$ 7.5	$ 7.5

[1] The balance at the beginning of the nine month period ended September 30, 2019 includes cash and cash equivalents of $3.7 classified as Held for sale assets in our Consolidated Balance Sheets.The balance at the end of the nine month period ended Sept 30, 2019 and the balance at the beginning of the nine month period ended September 30, 2020 includes Long-term restricted cash of $7.5 which is presented in other assets in our Consolidated