Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net (Loss) Income	$ (23.5)	$ 95.3
Adjustments to Reconcile Net Income to Net Cash Used in Operating Activities:
Depreciation and Amortization	113.6	117.1
Deferred Income Taxes	(7.6)	(0.1)
Amount of Postretirement Expense Greater Than Funding	154.3	2.4
Other, Net	29.2	3.3
Changes in Operating Assets and Liabilities	(341.1)	(390.1)
Net Cash Used in Operating Activities	(75.1)	(172.1)
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital Spending	(146.6)	(73.0)
Packaging Machinery Spending	(6.5)	(7.0)
Beneficial Interest on Sold Receivables	23.7	279.5
Beneficial Interest Obtained in Exchange for Proceeds	(3.3)	(153.3)
Other, Net	(1.0)	(1.0)
Net Cash (Used in) Provided by Investing Activities	(175.8)	43.2
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on Debt	(9.1)	(9.1)
Proceeds from Issuance of Debt	450.0	0.0
Borrowings under Revolving Credit Facilities	1,178.5	775.2
Payments on Revolving Credit Facilities	(986.9)	(548.9)
Debt Issuance Costs	(6.4)	0.0
Membership Distribution	(404.9)	(94.1)
Other, Net	(2.7)	(2.6)
Net Cash Provided by Financing Activities	218.5	120.5
Effect of Exchange Rate Changes on Cash	(6.1)	0.2
Net Decrease in Cash and Cash Equivalents	(38.5)	(8.2)
Cash and Cash Equivalents at Beginning of Period	148.7	70.5
CASH AND CASH EQUIVALENTS AT END OF PERIOD	110.2	62.3
Non-cash Investing and Financing Activities:
Beneficial Interest Obtained (Sold) in Exchange for Trade Receivables	29.8
Beneficial Interest Obtained (Sold) in Exchange for Trade Receivables		(142.9)
Right-of-Use Assets Obtained in Exchange for New Operating Lease Liabilities	14.0	16.0
Right-of-Use Assets Obtained in Exchange for New Finance Lease Liabilities	$ 0.0	$ 5.6