Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
Cash flows from operating activities of continuing operations:
Net (loss) income	$ (136.0)	$ 4.4	$ (132.5)	$ (15.3)
Net (loss) income from discontinued operations, net of income taxes	(4.3)	1.7	26.6	4.7
Net (loss) income from continuing operations	(131.7)	2.7	(159.1)	(20.0)
Adjustments to reconcile net (loss) income from continuing operations to cash flows from operating activities:
Depreciation and amortization	52.8	42.9	97.8	82.6
Amortization of financing fees	0.9	0.9	1.8	1.7
Share-based compensation expense	4.9	3.2	7.3	6.5
Benefit for deferred income taxes	(0.9)	(0.9)	(4.4)	(6.1)
(Gain) loss on sale of business	(0.6)	0.6	(0.6)	6.0
Goodwill and intangible asset impairment charges	115.2	0.0	115.2	0.0
Loss on disposal of property, plant and equipment, net	2.5	1.7	3.9	3.6
Other non-cash items	(1.5)	(3.8)	4.5	(3.6)
Change in operating assets and liabilities, net of acquisitions:
Accounts receivable	39.0	(20.4)	10.1	(21.7)
Inventories	3.1	(1.5)	2.5	(4.3)
Prepaid expenses and other current assets	1.9	1.9	0.4	0.3
Other assets	(1.3)	0.6	(0.6)	1.2
Accounts payable and accrued liabilities and other liabilities	(18.8)	(26.7)	(8.6)	(29.9)
Net cash provided by operating activities from continuing operations	65.5	1.2	70.2	16.3
Cash flows from investing activities of continuing operations:
Acquisitions, net of cash received	(11.9)	(21.8)	(434.5)	(25.5)
Additions to property, plant and equipment	(28.7)	(24.3)	(63.6)	(46.3)
Additions to intangible assets	(2.4)	(0.9)	(5.4)	(2.8)
Proceeds from sale of property, plant and equipment	0.5	0.8	0.8	1.9
Proceeds from sale of business, net of cash sold	0.0	0.0	0.0	50.5
Other investing activities	1.1	0.0	1.1	0.0
Net cash used in investing activities from continuing operations	(41.4)	(46.2)	(501.6)	(22.2)
Cash flows from financing activities of continuing operations:
Payments of long-term debt	(2.6)	(1.3)	(5.3)	(2.8)
Proceeds from short-term borrowings	188.0	37.9	323.9	62.9
Payments on short-term borrowings	(100.0)	(9.1)	(209.9)	(61.9)
Issuance of common shares	0.2	0.3	0.8	0.7
Common shares repurchased and canceled	(0.2)	(20.0)	(32.1)	(31.0)
Financing fees	(0.3)	0.0	(2.8)	0.0
Equity issuance fees	0.0	0.0	(1.1)	0.0
Dividends paid to common shareholders	(10.5)	(8.0)	(20.3)	(16.2)
Payment of deferred consideration for acquisitions	(1.0)	(0.2)	(1.2)	(0.2)
Other financing activities	2.4	2.0	11.2	3.4
Net cash provided by (used in) financing activities from continuing operations	76.0	1.6	63.2	(45.1)
Cash flows from discontinued operations:
Operating activities of discontinued operations	(0.7)	7.1	(18.0)	15.6
Investing activities of discontinued operations	(1.6)	(4.1)	392.9	(23.2)
Financing activities of discontinued operations	0.0	(0.2)	(0.1)	(0.2)
Net cash (used in) provided by discontinued operations	(2.3)	2.8	374.8	(7.8)
Effect of exchange rate changes on cash	1.1	0.1	(1.0)	1.4
Net increase (decrease) in cash, cash equivalents and restricted cash	98.9	(40.5)	5.6	(57.4)
Cash and cash equivalents and restricted cash, beginning of period	112.2	153.9	205.5	170.8
Cash and cash equivalents and restricted cash, end of period	211.1	113.4	211.1	113.4
Cash and cash equivalents and restricted cash from discontinued operations, end of period	0.0	32.0	0.0	32.0
Cash and cash equivalents and restricted cash from continuing operations, end of period	211.1	81.4	211.1	81.4
Supplemental Non-cash Investing and Financing Activities:
Shares issued in connection with business combination	0.0	0.0	377.6	0.0
Accrued deferred financing fees	0.0	0.0	0.6	0.0
Dividends payable issued through accounts payable and accrued liabilities	0.0	0.1	0.2	0.1
Additions to property, plant and equipment through accounts payable and accrued liabilities and other liabilities	9.0	13.9	12.7	20.9
Supplemental Disclosures of Cash Flow Information:
Cash paid for interest	23.0	35.2	38.6	50.3
Cash paid for income taxes, net	$ 0.3	$ 4.1	$ 2.7	$ 5.1