Guarantor Financial Information Condensed Consolidating Balance Sheet (Details) - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Assets:
Cash and cash equivalents	$ 106,774	$ 114,564	$ 156,884	$ 108,784
Restricted cash	142	293
Accounts receivable	391,847	388,397
Inventories	358,183	330,815
Income taxes refundable	4,509	7,479
Prepaid expenses	38,326	29,984
Other current assets	56,664	21,770
Total current assets	956,445	893,302
Investment in subsidiaries	0	0
Property, plant and equipment, net	1,645,822	1,515,575
Intangible assets, net	676,500	711,927
Goodwill	1,301,093	1,225,893	1,233,102
Investment in unconsolidated subsidiaries	302,038	292,717
Other assets	62,284	43,613
Non-current deferred tax asset	14,043	14,990
Total assets	4,958,225	4,698,017
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current portion of long-term debt	16,143	23,247
Accounts payable, principally trade	217,417	180,895
Income taxes payable	12,300	4,913
Accrued expenses	313,623	242,796
Total current liabilities	559,483	451,851
Long-term debt, net of current portion	1,698,050	1,727,696
Other noncurrent liabilities	106,287	96,114
Deferred income taxes	266,708	346,134
Total liabilities	2,630,528	2,621,795
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	2,327,697	2,076,222	1,974,610	2,051,134
Total liabilities and stockholders' equity	4,958,225	4,698,017
Parent Company [Member]
Assets:
Cash and cash equivalents	1,724	1,470	3,443	10,447
Restricted cash	103	103
Accounts receivable	37,453	39,209
Inventories	18,049	16,573
Income taxes refundable	1,591	3,566
Prepaid expenses	10,787	11,152
Other current assets	7,117	5,859
Total current assets	76,824	77,932
Investment in subsidiaries	4,734,618	4,296,200
Property, plant and equipment, net	278,121	233,456
Intangible assets, net	17,034	13,746
Goodwill	21,860	21,860
Investment in unconsolidated subsidiaries	4,341	1,438
Other assets	42,078	36,063
Non-current deferred tax asset	0	0
Total assets	5,174,876	4,680,695
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current portion of long-term debt	115	4,220
Accounts payable, principally trade	555,894	116,075
Income taxes payable	32	(383)
Accrued expenses	105,625	86,581
Total current liabilities	661,666	206,493
Long-term debt, net of current portion	1,030,736	1,109,523
Other noncurrent liabilities	69,711	63,072
Deferred income taxes	106,543	140,543
Total liabilities	1,868,656	1,519,631
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	3,306,220	3,161,064
Total liabilities and stockholders' equity	5,174,876	4,680,695
Guarantors [Member]
Assets:
Cash and cash equivalents	2,993	5,754	3,993	14,460
Restricted cash	0	0
Accounts receivable	465,653	97,220
Inventories	84,805	85,890
Income taxes refundable	0	0
Prepaid expenses	3,141	2,769
Other current assets	923	3,165
Total current assets	557,515	194,798
Investment in subsidiaries	1,167,246	1,154,398
Property, plant and equipment, net	501,842	497,312
Intangible assets, net	258,970	291,724
Goodwill	551,837	549,960
Investment in unconsolidated subsidiaries	0	0
Other assets	314,166	396,222
Non-current deferred tax asset	0	0
Total assets	3,351,576	3,084,414
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current portion of long-term debt	0	0
Accounts payable, principally trade	37,466	18,142
Income taxes payable	373	373
Accrued expenses	30,542	33,834
Total current liabilities	68,381	52,349
Long-term debt, net of current portion	0	0
Other noncurrent liabilities	0	0
Deferred income taxes	0	0
Total liabilities	68,381	52,349
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	3,283,195	3,032,065
Total liabilities and stockholders' equity	3,351,576	3,084,414
Non-guarantors [Member]
Assets:
Cash and cash equivalents	102,057	107,340	149,448	83,877
Restricted cash	39	190
Accounts receivable	436,874	339,251
Inventories	255,329	228,352
Income taxes refundable	2,918	3,913
Prepaid expenses	24,398	16,063
Other current assets	48,624	19,221
Total current assets	870,239	714,330
Investment in subsidiaries	844,044	909,263
Property, plant and equipment, net	865,859	784,807
Intangible assets, net	400,496	406,457
Goodwill	727,396	654,073
Investment in unconsolidated subsidiaries	297,697	291,279
Other assets	193,923	160,505
Non-current deferred tax asset	14,043	14,990
Total assets	4,213,697	3,935,704
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current portion of long-term debt	16,028	25,502
Accounts payable, principally trade	169,033	130,718
Income taxes payable	11,895	4,923
Accrued expenses	180,613	125,624
Total current liabilities	377,569	286,767
Long-term debt, net of current portion	1,155,197	1,167,349
Other noncurrent liabilities	36,576	33,042
Deferred income taxes	160,165	205,591
Total liabilities	1,729,507	1,692,749
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	2,484,190	2,242,955
Total liabilities and stockholders' equity	4,213,697	3,935,704
Eliminations [Member]
Assets:
Cash and cash equivalents	0	0	$ 0	$ 0
Restricted cash	0	0
Accounts receivable	(548,133)	(87,283)
Inventories	0	0
Income taxes refundable	0	0
Prepaid expenses	0	0
Other current assets	0	(6,475)
Total current assets	(548,133)	(93,758)
Investment in subsidiaries	(6,745,908)	(6,359,861)
Property, plant and equipment, net	0	0
Intangible assets, net	0	0
Goodwill	0	0
Investment in unconsolidated subsidiaries	0	0
Other assets	(487,883)	(549,177)
Non-current deferred tax asset	0	0
Total assets	(7,781,924)	(7,002,796)
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current portion of long-term debt	0	(6,475)
Accounts payable, principally trade	(544,976)	(84,040)
Income taxes payable	0	0
Accrued expenses	(3,157)	(3,243)
Total current liabilities	(548,133)	(93,758)
Long-term debt, net of current portion	(487,883)	(549,176)
Other noncurrent liabilities	0	0
Deferred income taxes	0	0
Total liabilities	(1,036,016)	(642,934)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	(6,745,908)	(6,359,862)
Total liabilities and stockholders' equity	$ (7,781,924)	$ (7,002,796)