Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2021	Dec. 29, 2019	Dec. 30, 2018
OPERATING ACTIVITIES:
Net income (loss)	$ (71,929)	$ 79,200	$ 50,253
Adjustments to reconcile net income (loss) to cash provided by operating activities:
Depreciation and amortization	45,920	44,932	39,084
Stock compensation amortization expense (benefit)	(502)	8,691	14,496
Loss on disposal of fixed assets	4,996	0	8,569
Enactment of U.S. Tax Cuts and Jobs Act benefit	0	0	(6,739)
Bad debt expense	3,843	1,206	222
Deferred income taxes and other	(20,794)	(9,497)	(11,709)
Amortization of acquired intangible assets	5,457	5,903	5,387
Amortization of acquired inventory step-up	0	0	26,666
Goodwill and intangible asset impairment charge	121,258	0	0
Working capital changes:
Accounts receivable	40,090	(930)	(10,113)
Inventories	38,667	2,573	(18,784)
Prepaid expenses and other current assets	12,967	(9,691)	(15,501)
Accounts payable and accrued expenses	(60,903)	19,381	9,936
Cash provided by operating activities	119,070	141,768	91,767
INVESTING ACTIVITIES:
Capital expenditures	(62,949)	(74,647)	(54,857)
Cash paid for business, net of cash acquired	0	0	(400,697)
Other	1,260	425	(131)
Cash used in investing activities	(61,689)	(74,222)	(455,685)
FINANCING ACTIVITIES:
Revolving loan borrowing	110,000	90,000	17,000
Revolving loan repayments	(131,024)	(87,664)	(64,504)
Term loan borrowing	0	0	462,847
Term loan repayments	(304,425)	(24,028)	(14,162)
Proceeds from issuance of Senior Notes due 2028	300,000	0	0
Repurchase of common stock	0	(25,154)	(14,485)
Dividends paid	(5,565)	(15,358)	(15,471)
Tax withholding payments for share-based compensation	(1,511)	(3,278)	(1,187)
Debt issuance costs	(7,896)	0	(8,806)
Payments for debt extinguishment costs	(660)	0	0
Proceeds from issuance of common stock	93	60	294
Finance lease payments	(1,727)	(1,255)	0
Cash provided by (used in) financing activities	(42,715)	(66,677)	361,526
Net cash provided by (used in) operating, investing and financing activities	14,666	869	(2,392)
Effect of exchange rate changes on cash	7,086	(557)	(3,656)
CASH AND CASH EQUIVALENTS:
Net increase (decrease)	21,752	312	(6,048)
Balance, beginning of year	81,301	80,989	87,037
Balance, end of year	$ 103,053	$ 81,301	$ 80,989