Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Cash flows from operating activities:
Net income	$ 49,039	$ 96,544	$ 156,981
Adjustments to reconcile net income to net cash flow provided by operating activities:
Loss on disposal of subsidiaries	14,260	0	212
Loss on extinguishment of debt	14,523	5,414	0
Depreciation	70,736	59,089	57,528
Amortization	29,113	28,583	24,375
Share based compensation expense	10,023	7,681	11,644
Deferred income taxes	3,292	10,563	(34,230)
Unrealized foreign exchange loss	320	700	1,496
Share of income from equity investees, net of tax	(2,626)	(2,164)	(2,008)
Pension and post-retirement funding, net of expense	(827)	(7,112)	(6,806)
Non-cash accruals and interest	57	857	1,226
Loss on sale of property, plant and equipment	6,396	3,470	1,893
Asset impairment	13,767	5,243	0
Accounts receivable	6,723	(4,543)	(15,926)
Inventories	5,735	(1,192)	692
Prepaid expenses	(332)	(5,316)	(2,026)
Accounts payable and accrued expenses	4,742	11,909	(15,809)
Other assets and liabilities	(3,285)	(6,494)	(5,761)
Net cash flow provided by operating activities	221,656	203,232	173,481
Cash flows from investing activities:
Additions to property, plant and equipment	(82,720)	(82,380)	(73,782)
Acquisition of businesses, net of cash acquired	(2,029)	(157,363)	(13,813)
Issuance of note receivable	0	(12,000)	0
Proceeds from sale of subsidiaries, net of cash disposed	1,001	0	0
Proceeds from sale of property, plant and equipment	3,640	1,353	1,114
Other investing activities	(2,018)	(4,087)	(3,653)
Net cash flow used in investing activities	(82,126)	(254,477)	(90,134)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	500,000	300,000	156,746
Repayments of long-term debt	(500,177)	(125,363)	(422)
Payment for debt extinguishment costs	(14,065)	(5,274)	0
Payment of debt issuance costs	(6,701)	(4,344)	(2,141)
Tax withholding on share based awards	(3,852)	(3,743)	(7,466)
Distributions to non-controlling interests	(4,665)	(4,408)	(5,613)
Repurchases of common shares	(59,947)	(166,916)	(119,888)
Net cash flow provided by (used in) financing activities	(89,407)	(10,048)	21,216
Net foreign currency translation adjustment on cash	1,344	(1,130)	91
Increase (decrease) in cash, cash equivalents and restricted cash	51,467	(62,423)	104,654
Cash, cash equivalents and restricted cash, beginning of period	126,141	188,564	83,910
Cash, cash equivalents and restricted cash, at end of period	$ 177,608	$ 126,141	$ 188,564