Condensed Consolidated Guarantor Financial Information (Balance Sheets) (Details) (USD $) In Thousands	Jun. 26, 2011	Dec. 31, 2010	Jun. 27, 2010	Dec. 31, 2009
Cash and cash equivalents	$ 365,809	$ 208,452	$ 287,129	$ 188,305
Accounts receivable, net	283,181	294,196
Inventories, net	293,822	338,598
Prepaid expenses and other current assets	30,580	28,831
Income taxes receivable	25,079	3,888
Deferred tax assets	34,997	39,309
Assets held for sale	115,460	7,959
Total current assets	1,148,928	921,233
Property, plant and equipment, net	255,253	287,705
Goodwill	1,475,436	1,442,411
Intangible assets, net	917,552	918,522
Investments in affiliates	2,284	4,899
Deferred tax assets	376	358
Other assets	78,403	68,027
Total assets	3,878,232	3,643,155
Current borrowings	29,700	103,711
Accounts payable	67,558	84,846
Accrued expenses	114,753	117,488
Payroll and benefit-related liabilities	68,655	71,418
Derivative liabilities	15,498	15,634
Accrued interest	13,355	18,347
Income taxes payable	3,786	4,886
Deferred tax liabilities	5,147	4,433
Liabilities held for sale	45,827
Total current liabilities	364,279	420,763
Long-term borrowings	949,866	813,409
Deferred tax liabilities	392,557	370,819
Pension and postretirement benefit liabilities	114,911	141,769
Noncurrent liability for uncertain tax positions	65,005	62,602
Other liabilities	41,277	46,515
Total liabilities	1,927,895	1,855,877
Total common shareholders' equity	1,945,625	1,783,376
Noncontrolling interest	4,712	3,902
Total equity	1,950,337	1,787,278	1,581,742	1,585,074
Total liabilities and equity	3,878,232	3,643,155
Parent Company [Member]
Cash and cash equivalents	176,973	22,632	114,927	31,777
Accounts receivable, net	1,133	16,163
Inventories, net		4,007
Prepaid expenses and other current assets	5,440	7,607
Income taxes receivable	15,903	6,982
Deferred tax assets	10,857	3,953
Total current assets	210,306	61,344
Property, plant and equipment, net	5,936	9,511
Investments in affiliates	5,084,928	4,863,996
Deferred tax assets	48,682	41,200
Other assets	43,587	38,962
Total assets	5,393,439	5,015,013
Current borrowings		72,500
Accounts payable	95,527	1,664
Accrued expenses	31,246	20,634
Payroll and benefit-related liabilities	25,227	23,752
Derivative liabilities	15,498	15,634
Accrued interest	13,355	18,247
Total current liabilities	180,853	152,431
Long-term borrowings	949,866	813,409
Pension and postretirement benefit liabilities	66,231	90,391
Noncurrent liability for uncertain tax positions	11,831	9,771
Other liabilities	2,239,033	2,165,635
Total liabilities	3,447,814	3,231,637
Total common shareholders' equity	1,945,625	1,783,376
Total equity	1,945,625	1,783,376
Total liabilities and equity	5,393,439	5,015,013
Guarantor Subsidiaries [Member]
Cash and cash equivalents
Accounts receivable, net	297,739	643,931
Inventories, net	187,849	184,620
Prepaid expenses and other current assets	2,921	3,105
Deferred tax assets	15,292	24,610
Assets held for sale	2,738	2,745
Total current assets	506,539	859,011
Property, plant and equipment, net	146,176	150,139
Goodwill	956,705	943,656
Intangible assets, net	704,277	694,186
Investments in affiliates	622,188	607,815
Other assets	2,383,938	2,128,048
Total assets	5,319,823	5,382,855
Accounts payable	356,972	614,494
Accrued expenses	22,376	22,477
Payroll and benefit-related liabilities	12,330	11,657
Total current liabilities	391,678	648,628
Deferred tax liabilities	363,391	348,603
Pension and postretirement benefit liabilities	31,242	31,472
Noncurrent liability for uncertain tax positions	16,490	19,877
Other liabilities	5,619	25
Total liabilities	808,420	1,048,605
Total common shareholders' equity	4,511,403	4,334,250
Total equity	4,511,403	4,334,250
Total liabilities and equity	5,319,823	5,382,855
Non-Guarantor Subsidiaries [Member]
Cash and cash equivalents	188,836	185,820	172,202	156,528
Accounts receivable, net	447,724	484,333
Inventories, net	118,904	160,646
Prepaid expenses and other current assets	22,219	15,436
Income taxes receivable	9,176	3,591
Deferred tax assets	9,853	10,746
Assets held for sale	112,722	5,214
Total current assets	909,434	865,786
Property, plant and equipment, net	103,141	128,055
Goodwill	518,731	498,755
Intangible assets, net	213,275	224,336
Investments in affiliates	21,167	22,561
Deferred tax assets		2,620
Other assets	502,028	429,623
Total assets	2,267,776	2,171,736
Current borrowings	29,700	31,211
Accounts payable	81,543	322,582
Accrued expenses	61,131	74,377
Payroll and benefit-related liabilities	31,098	36,009
Accrued interest		100
Income taxes payable	3,786	11,632
Deferred tax liabilities	10,629	4,433
Liabilities held for sale	45,827
Total current liabilities	263,714	480,344
Deferred tax liabilities	72,994	65,676
Pension and postretirement benefit liabilities	17,438	19,906
Noncurrent liability for uncertain tax positions	36,684	32,954
Other liabilities	650,693	408,604
Total liabilities	1,041,523	1,007,484
Total common shareholders' equity	1,221,541	1,160,350
Noncontrolling interest	4,712	3,902
Total equity	1,226,253	1,164,252
Total liabilities and equity	2,267,776	2,171,736
Eliminations [Member]
Cash and cash equivalents
Accounts receivable, net	(463,415)	(850,231)
Inventories, net	(12,931)	(10,675)
Prepaid expenses and other current assets		2,683
Income taxes receivable		(6,685)
Deferred tax assets	(1,005)
Total current assets	(477,351)	(864,908)
Investments in affiliates	(5,725,999)	(5,489,473)
Deferred tax assets	(48,306)	(43,462)
Other assets	(2,851,150)	(2,528,606)
Total assets	(9,102,806)	(8,926,449)
Accounts payable	(466,484)	(853,894)
Income taxes payable		(6,746)
Deferred tax liabilities	(5,482)
Total current liabilities	(471,966)	(860,640)
Deferred tax liabilities	(43,828)	(43,460)
Other liabilities	(2,854,068)	(2,527,749)
Total liabilities	(3,369,862)	(3,431,849)
Total common shareholders' equity	(5,732,944)	(5,494,600)
Total equity	(5,732,944)	(5,494,600)
Total liabilities and equity	$ (9,102,806)	$ (8,926,449)