CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Cash Flows From Operating Activities:
Net income (loss)	$ 269.4	$ 18.5	$ (31.3)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Amortization of intangible assets	125.8	118.9	124.2
Depreciation in cost of sales	44.8	46.6	41.1
Depreciation in selling and administrative expenses	9.8	8.3	7.4
Impairment of other intangible assets	0.0	1.6	25.3
Stock-based compensation expense	2.8	175.0	0.0
Foreign currency transaction (gains) losses, net	(1.9)	9.3	(5.9)
Net (gain) loss on asset dispositions	(1.1)	0.8	0.1
Loss on extinguishment of debt	1.1	84.5	0.0
Non-cash change in LIFO reserve	0.2	2.6	(2.2)
Deferred income taxes	4.0	(249.0)	(84.4)
Changes in assets and liabilities:
Receivables	13.2	(65.7)	(48.8)
Inventories	(13.0)	(22.7)	23.5
Accounts payable	69.6	39.9	58.1
Accrued liabilities	(38.9)	(24.8)	21.2
Other assets and liabilities, net	(41.3)	56.7	37.3
Net cash provided by operating activities	444.5	200.5	165.6
Cash Flows From Investing Activities:
Capital expenditures	(52.2)	(56.8)	(74.4)
Net cash paid in business combinations	(186.3)	(18.8)	(18.8)
Net cash received in business divestitures	0.0	0.0	4.9
Proceeds from the termination of derivatives	0.0	6.2	0.0
Disposals of property, plant and equipment	3.5	8.6	6.2
Net cash used in investing activities	(235.0)	(60.8)	(82.1)
Cash Flows From Financing Activities:
Principal payments on long-term debt	(337.6)	(2,879.3)	(26.5)
Premium paid on extinguishment of senior notes	0.0	(29.7)	0.0
Proceeds from long-term debt	0.0	2,010.7	1.0
Proceeds from the issuance of common stock, net of share issuance costs	0.0	893.6	3.3
Purchases of treasury stock	(40.7)	(3.6)	(14.1)
Proceeds from stock option exercises	6.8	0.0	0.0
Payments of contingent consideration	(1.4)	0.0	(4.7)
Payments of debt issuance costs	0.0	(4.1)	(1.1)
Purchase of shares from noncontrolling interests	0.0	(5.2)	0.0
Other	(0.1)	0.2	(0.9)
Net cash used in financing activities	(373.0)	(17.4)	(43.0)
Effect of exchange rate changes on cash and cash equivalents	(8.6)	15.2	(13.0)
(Decrease) increase in cash and cash equivalents	(172.1)	137.5	27.5
Cash and cash equivalents, beginning of year	393.3	255.8	228.3
Cash and cash equivalents, end of year	221.2	393.3	255.8
Supplemental Cash Flow Information
Cash paid for income taxes	103.1	55.5	35.5
Cash paid for interest	98.5	142.5	153.9
Capital expenditures in accounts payable	10.0	6.5	7.2
Property and equipment acquired under capital leases	$ 0.0	$ 7.8	$ 7.7