Consolidated Statements of Cash Flows $ in Millions	12 Months Ended
	Jan. 02, 2021 USD ($)	Dec. 28, 2019 USD ($)	Dec. 29, 2018 USD ($)
Cash flows from operating activities of continuing operations:
Net (loss) income	$ (131.7)	$ 2.9	$ 383.5
Net income from discontinued operations, net of income taxes	25.1	13.7	368.1
Net (loss) income from continuing operations	(156.8)	(10.8)	15.4
Adjustments to reconcile net (loss) income from continuing operations to cash flows from operating activities:
Depreciation and amortization	202.1	168.6	171.7
Amortization of financing fees	3.5	3.5	3.5
Share-based compensation expense	22.1	11.7	19.1
Provision (benefit) for deferred income taxes	0.2	(1.1)	(12.5)
Loss (gain) on extinguishment of long-term debt	19.7	0.0	(7.1)
(Gain) loss on sale of business	(0.6)	6.0	(6.0)
Goodwill and intangible asset impairment charges	115.2	0.0	0.0
Loss on disposal of property, plant and equipment, net	10.6	7.6	8.7
Other non-cash items	(1.2)	(2.4)	(2.9)
Change in operating assets and liabilities, net of acquisitions:
Accounts receivable	14.2	13.9	(10.8)
Inventories	1.0	(5.4)	(0.2)
Prepaid expenses and other current assets	2.4	4.4	(0.7)
Other assets	(3.6)	1.5	(1.0)
Accounts payable and accrued liabilities and other liabilities	(35.2)	7.7	19.1
Net cash provided by operating activities from continuing operations	193.6	205.2	196.3
Cash flows from investing activities of continuing operations:
Acquisitions, net of cash received	(446.1)	(54.6)	(164.0)
Additions to property, plant and equipment	(114.0)	(101.3)	(114.8)
Additions to intangible assets	(9.3)	(8.8)	(12.9)
Proceeds from sale of property, plant and equipment	1.8	2.2	2.9
Proceeds from sale of business, net of cash sold	0.0	50.5	12.8
Proceeds from sale of equity securities	0.0	0.0	7.9
Other investing activities	0.7	0.4	0.0
Net cash used in investing activities from continuing operations	(566.9)	(111.6)	(268.1)
Cash flows from financing activities of continuing operations:
Payments of long-term debt	(545.6)	(5.0)	(264.5)
Issuance of long-term debt	533.5	0.0	2.7
Payments on short-term borrowings	(334.7)	(64.2)	(17.4)
Proceeds from short-term borrowings	347.5	75.1	98.4
Premiums and costs paid upon extinguishment of long-term debt	(14.7)	0.0	(12.5)
Issuance of common shares	3.4	1.2	6.4
Common shares repurchased and canceled	(33.2)	(31.8)	(74.9)
Financing fees	(11.2)	0.0	(1.5)
Equity issuance fees	(1.1)	0.0	0.0
Dividends paid to common and preferred shareholders	(39.6)	(32.5)	(33.4)
Payment of contingent consideration for acquisitions	(1.2)	(0.3)	(2.8)
Other financing activities	5.9	(7.9)	2.9
Net cash used in financing activities from continuing operations	(91.0)	(65.4)	(296.6)
Cash flows from discontinued operations:
Operating activities of discontinued operations	(17.4)	41.6	(49.6)
Investing activities of discontinued operations	388.9	(36.2)	1,210.9
Financing activities of discontinued operations	(0.1)	(0.6)	(769.7)
Net cash provided by discontinued operations	371.4	4.8	391.6
Effect of exchange rate changes on cash	2.5	1.7	(10.3)
Net (decrease) increase in cash, cash equivalents and restricted cash	(90.4)	34.7	12.9
Cash and cash equivalents and restricted cash, beginning of year	205.5	170.8	157.9
Cash and cash equivalents and restricted cash, end of year	115.1	205.5	170.8
Cash and cash equivalents and restricted cash of discontinued operations, end of year	0.0	48.6	32.1
Cash and cash equivalents and restricted cash from continuing operations, end of year	115.1	156.9	138.7
Supplemental Non-cash Investing and Financing Activities:
Shares issued in connection with business combination	377.6	0.0	0.0
Additions to property, plant and equipment through accounts payable and accrued liabilities and other liabilities	12.5	14.2	11.6
Accrued deferred financing fees	0.7	0.0	0.0
Dividends payable issued through accounts payable and other accrued liabilities	0.3	0.1	0.3
Supplemental Disclosures of Cash Flow Information:
Cash paid for interest	87.2	74.6	68.9
Cash paid for income taxes, net	$ 8.1	$ 6.7	$ 8.6