Condensed Consolidating Financial Information (Condensed Consolidating Balance Sheet) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 28, 2015	Dec. 27, 2014	Mar. 29, 2014	Dec. 28, 2013
Current assets:
Cash and cash equivalents	$ 12,439	$ 14,593	$ 11,538	$ 11,329
Accounts receivable, net	271,409	281,898
Inventories	141,553	137,010
Notes receivable from subsidiaries	0	0
Prepaid and other current assets	46,851	50,406
Assets of discontinued operations - current	12	8
Total current assets	472,264	483,915
Investment in subsidiaries	0	0
Property, plant and equipment, net	275,428	282,408
Goodwill	185,590	185,849
Other intangible assets, net	155,254	157,704
Other assets, net	46,971	48,015
Total assets	1,135,507	1,157,891
Current liabilities:
Current maturities of long-term debt	4,467	4,355
Accounts payable	219,130	232,184
Accrued compensation and related liabilities	36,987	37,125
Other current liabilities	76,483	87,221
Liabilities of discontinued operations - current	68	70
Intercompany payable (receivable)	0	0
Notes payable to issuer	0	0
Total current liabilities	337,135	360,955
Long-term debt	1,246,274	1,229,984
Other liabilities	192,449	199,627
Shareholders’ (deficit) equity	(640,351)	(632,675)
Total liabilities and shareholders’ deficit	1,135,507	1,157,891
Parent Company [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Inventories	0	0
Notes receivable from subsidiaries	0	0
Prepaid and other current assets	0	0
Assets of discontinued operations - current	0	0
Total current assets	0	0
Investment in subsidiaries	(640,351)	(632,675)
Property, plant and equipment, net	0	0
Goodwill	0	0
Other intangible assets, net	0	0
Other assets, net	0	0
Total assets	(640,351)	(632,675)
Current liabilities:
Current maturities of long-term debt	0	0
Accounts payable	0	0
Accrued compensation and related liabilities	0	0
Other current liabilities	0	0
Liabilities of discontinued operations - current	0	0
Intercompany payable (receivable)	0	0
Notes payable to issuer	0	0
Total current liabilities	0	0
Long-term debt	0	0
Other liabilities	0	0
Shareholders’ (deficit) equity	(640,351)	(632,675)
Total liabilities and shareholders’ deficit	(640,351)	(632,675)
Subsidiary Issuer [Member]
Current assets:
Cash and cash equivalents	6,353	10,965	8,463	9,504
Accounts receivable, net	129,046	128,599
Inventories	71,911	71,108
Notes receivable from subsidiaries	36,938	36,938
Prepaid and other current assets	38,088	42,889
Assets of discontinued operations - current	0	0
Total current assets	282,336	290,499
Investment in subsidiaries	1,961,772	1,944,300
Property, plant and equipment, net	117,131	120,949
Goodwill	25,540	25,540
Other intangible assets, net	9,892	10,011
Other assets, net	41,871	42,242
Total assets	2,438,542	2,433,541
Current liabilities:
Current maturities of long-term debt	3,000	3,000
Accounts payable	120,168	138,939
Accrued compensation and related liabilities	29,624	29,851
Other current liabilities	56,522	66,895
Liabilities of discontinued operations - current	0	0
Intercompany payable (receivable)	1,473,784	1,439,715
Notes payable to issuer	0	0
Total current liabilities	1,683,098	1,678,400
Long-term debt	1,242,052	1,227,397
Other liabilities	153,743	160,419
Shareholders’ (deficit) equity	(640,351)	(632,675)
Total liabilities and shareholders’ deficit	2,438,542	2,433,541
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	622	844	582	0
Accounts receivable, net	140,699	149,528
Inventories	67,761	64,036
Notes receivable from subsidiaries	3,245	3,245
Prepaid and other current assets	6,054	5,012
Assets of discontinued operations - current	12	8
Total current assets	218,393	222,673
Investment in subsidiaries	4,540	3,608
Property, plant and equipment, net	157,752	160,903
Goodwill	154,763	155,118
Other intangible assets, net	144,612	146,843
Other assets, net	4,607	5,289
Total assets	684,667	694,434
Current liabilities:
Current maturities of long-term debt	1,467	1,355
Accounts payable	97,852	91,860
Accrued compensation and related liabilities	6,770	6,736
Other current liabilities	19,054	19,346
Liabilities of discontinued operations - current	68	70
Intercompany payable (receivable)	(1,483,531)	(1,449,419)
Notes payable to issuer	36,938	36,938
Total current liabilities	(1,321,382)	(1,293,114)
Long-term debt	4,222	2,587
Other liabilities	40,055	40,661
Shareholders’ (deficit) equity	1,961,772	1,944,300
Total liabilities and shareholders’ deficit	684,667	694,434
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	5,464	2,784	2,493	1,825
Accounts receivable, net	1,664	3,771
Inventories	1,881	1,866
Notes receivable from subsidiaries	0	0
Prepaid and other current assets	2,709	2,505
Assets of discontinued operations - current	0	0
Total current assets	11,718	10,926
Investment in subsidiaries	7,829	7,829
Property, plant and equipment, net	545	556
Goodwill	5,287	5,191
Other intangible assets, net	750	850
Other assets, net	493	484
Total assets	26,622	25,836
Current liabilities:
Current maturities of long-term debt	0	0
Accounts payable	1,110	1,385
Accrued compensation and related liabilities	593	538
Other current liabilities	907	980
Liabilities of discontinued operations - current	0	0
Intercompany payable (receivable)	9,747	9,704
Notes payable to issuer	3,245	3,245
Total current liabilities	15,602	15,852
Long-term debt	0	0
Other liabilities	(1,349)	(1,453)
Shareholders’ (deficit) equity	12,369	11,437
Total liabilities and shareholders’ deficit	26,622	25,836
Eliminations [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Inventories	0	0
Notes receivable from subsidiaries	(40,183)	(40,183)
Prepaid and other current assets	0	0
Assets of discontinued operations - current	0	0
Total current assets	(40,183)	(40,183)
Investment in subsidiaries	(1,333,790)	(1,323,062)
Property, plant and equipment, net	0	0
Goodwill	0	0
Other intangible assets, net	0	0
Other assets, net	0	0
Total assets	(1,373,973)	(1,363,245)
Current liabilities:
Current maturities of long-term debt	0	0
Accounts payable	0	0
Accrued compensation and related liabilities	0	0
Other current liabilities	0	0
Liabilities of discontinued operations - current	0	0
Intercompany payable (receivable)	0	0
Notes payable to issuer	(40,183)	(40,183)
Total current liabilities	(40,183)	(40,183)
Long-term debt	0	0
Other liabilities	0	0
Shareholders’ (deficit) equity	(1,333,790)	(1,323,062)
Total liabilities and shareholders’ deficit	$ (1,373,973)	$ (1,363,245)