Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
Cash flows provided by (disbursed for) operating activities:
Net income	$ 150,120	$ 163,776	$ 189,191
Adjustments to reconcile net income to net cash provided by operating activities:
Restructuring and related impairment charges	69,601
Gain on divestiture	(28,875)
Depreciation and amortization	146,719	140,869	132,175
Impairment of assets		24,877	3,771
Stock-based compensation	16,093	18,761	15,692
Loss reclassified from accumulated other comprehensive income to net income	2,080	5,307	8,551
Deferred income taxes	(61,306)	(14,457)	18,293
Provision for inventory obsolescence	1,684	1,324	776
Allowances for accounts receivable	4,215	3,365	2,395
Pension and postretirement plans (benefit) expense	(897)	2,238	(5,878)
Other	(6,203)	(106)	5,709
Qualified pension plan contributions	(1,605)	(1,000)	(10,000)
Changes in operating assets and liabilities, net of acquisitions and disposals:
Accounts receivable, net	(11,762)	(7,888)	(16,873)
Inventories, net	(7,801)	(1,526)	(9,717)
Hedging activities, net	(15,727)	13,592	(12,818)
Other assets	(12,557)	(3,441)	(4,660)
Accounts payable	10,840	(519)	14,563
Other accrued liabilities	42,770	11,390	4,504
Net cash provided by operating activities	297,389	356,562	335,674
Cash flows provided by (disbursed for) investing activities:
Purchases of property, plant and equipment	(75,232)	(101,727)	(90,773)
Repurchase of independent distributor territories	(6,460)	(8,871)	(14,338)
Cash paid at issuance of notes receivable	(25,566)	(8,577)	(7,962)
Principal payments from notes receivable	24,875	22,272	23,023
Acquisition of businesses, net of cash acquired			(390,221)
Proceeds from sale of mix plant	41,230
Proceeds from sales of property, plant and equipment	3,935	17,667	14,324
Acquisition of intangible assets			(5,000)
Other investing activities	1,823	2,522	1,132
Net cash disbursed for investing activities	(35,395)	(76,714)	(469,815)
Cash flows provided by (disbursed for) financing activities:
Dividends paid, including dividends on share-based payment awards	(140,982)	(131,073)	(120,442)
Exercise of stock options	19,313	27,631	19,617
Payments for debt issuance costs	(729)	(4,380)	(646)
Stock repurchases	(2,671)	(126,300)	(6,858)
Change in bank overdrafts	(14,206)	1,914	2,325
Proceeds from debt borrowings	611,900	2,090,492	1,064,600
Debt and capital lease obligation payments	(735,900)	(2,146,100)	(817,600)
Net cash (disbursed for) provided by financing activities	(263,275)	(287,816)	140,996
Net (decrease) increase in cash and cash equivalents	(1,281)	(7,968)	6,855
Cash and cash equivalents at beginning of period	6,410	14,378	7,523
Cash and cash equivalents at end of period	5,129	6,410	14,378
Schedule of non cash investing and financing activities:
Capital and right-to-use lease obligations	3,337	15,622	2,298
Distributor routes sold with deferred gains, net	9,707	5,213	166
Increase in property, plant and equipment from financing		4,855
Purchase of property, plant and equipment included in accounts payable	2,991	5,203	3,637
Cash paid during the period for:
Interest	34,196	26,897	24,112
Income taxes paid, net of refunds of $236, $12,212 and $7,587, respectively	71,996	84,108	80,062
Executive Deferred Compensation Plan
Schedule of non cash investing and financing activities:
Issuance of executive deferred compensation plan common stock	38	114	206
Distributor Notes Receivable
Schedule of non cash investing and financing activities:
Issuance of notes receivable on new distribution territories, net	$ 60,594	$ 23,352	15,739
Alpine Valley Bread Company
Schedule of non cash investing and financing activities:
Shares issued for the Alpine acquisition			$ 12,602