Condensed Consolidated Statements of Income (Loss) and Comprehensive Income (Loss) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Apr. 01, 2012
Schedule of Condensed Consolidating Statement of Operations [Line Items]
Net revenues	$ 411,877	$ 380,567
Cost of goods sold	211,357	196,453
Gross profit	200,520	184,114
Selling, general and administrative expenses	126,950	112,136
Research and development expenses	15,007	11,553
Goodwill impairment		332,128
Restructuring and other impairment charges	9,159	(1,325)
Income (loss) from continuing operations before interest and taxes	49,404	(270,378)
Interest expense	14,193	18,211
Interest income	(157)	(478)
Income (loss) from continuing operations before taxes	35,368	(288,111)
Taxes (benefit) on income (loss) from continuing operations	7,667	(3,998)
Income (loss) from continuing operations	27,701	(284,113)
Operating income (loss) from discontinued operations	(758)	929
Taxes (benefit) on income (loss) from discontinued operations	(296)	324
Income (loss) from discontinued operations	(462)	605
Net income	27,239	(283,508)
Less: Income from continuing operations attributable to noncontrolling interests	201	227
Net income (loss) attributable to common shareholders	27,038	(283,735)
Other comprehensive income (loss) attributable to common shareholders	(25,476)	34,043
Comprehensive income (loss) attributable to common shareholders	1,562	(249,692)
Parent Company
Schedule of Condensed Consolidating Statement of Operations [Line Items]
Selling, general and administrative expenses	16,928	15,640
Income (loss) from continuing operations before interest and taxes	(16,928)	(15,640)
Interest expense	33,535	36,475
Interest income	(6)	(125)
Income (loss) from continuing operations before taxes	(50,457)	(51,990)
Taxes (benefit) on income (loss) from continuing operations	(18,459)	(17,852)
Equity in net income (loss) of consolidated subsidiaries	59,820	(250,198)
Income (loss) from continuing operations	27,822	(284,336)
Operating income (loss) from discontinued operations	(1,126)	946
Taxes (benefit) on income (loss) from discontinued operations	(342)	345
Income (loss) from discontinued operations	(784)	601
Net income	27,038	(283,735)
Net income (loss) attributable to common shareholders	27,038	(283,735)
Other comprehensive income (loss) attributable to common shareholders	(25,476)	34,043
Comprehensive income (loss) attributable to common shareholders	1,562	(249,692)
Guarantor Subsidiaries
Schedule of Condensed Consolidating Statement of Operations [Line Items]
Net revenues	254,856	238,497
Cost of goods sold	152,704	141,907
Gross profit	102,152	96,590
Selling, general and administrative expenses	67,156	61,588
Research and development expenses	13,007	9,907
Goodwill impairment		331,779
Restructuring and other impairment charges	7,767	(1,930)
Income (loss) from continuing operations before interest and taxes	14,222	(304,754)
Interest expense	(21,127)	(20,186)
Interest income		(8)
Income (loss) from continuing operations before taxes	35,349	(284,560)
Taxes (benefit) on income (loss) from continuing operations	14,251	364
Equity in net income (loss) of consolidated subsidiaries	34,150	30,996
Income (loss) from continuing operations	55,248	(253,928)
Operating income (loss) from discontinued operations		(164)
Taxes (benefit) on income (loss) from discontinued operations		(63)
Income (loss) from discontinued operations		(101)
Net income	55,248	(254,029)
Net income (loss) attributable to common shareholders	55,248	(254,029)
Other comprehensive income (loss) attributable to common shareholders	(32,126)	33,402
Comprehensive income (loss) attributable to common shareholders	23,122	(220,627)
Non-Guarantor Subsidiaries
Schedule of Condensed Consolidating Statement of Operations [Line Items]
Net revenues	230,805	204,921
Cost of goods sold	131,573	115,436
Gross profit	99,232	89,485
Selling, general and administrative expenses	42,672	35,251
Research and development expenses	2,000	1,646
Goodwill impairment		349
Restructuring and other impairment charges	1,392	605
Income (loss) from continuing operations before interest and taxes	53,168	51,634
Interest expense	1,785	1,922
Interest income	(151)	(345)
Income (loss) from continuing operations before taxes	51,534	50,057
Taxes (benefit) on income (loss) from continuing operations	11,224	13,772
Income (loss) from continuing operations	40,310	36,285
Operating income (loss) from discontinued operations	368	147
Taxes (benefit) on income (loss) from discontinued operations	46	42
Income (loss) from discontinued operations	322	105
Net income	40,632	36,390
Less: Income from continuing operations attributable to noncontrolling interests	201	227
Net income (loss) attributable to common shareholders	40,431	36,163
Other comprehensive income (loss) attributable to common shareholders	(23,813)	27,688
Comprehensive income (loss) attributable to common shareholders	16,618	63,851
Eliminations
Schedule of Condensed Consolidating Statement of Operations [Line Items]
Net revenues	(73,784)	(62,851)
Cost of goods sold	(72,920)	(60,890)
Gross profit	(864)	(1,961)
Selling, general and administrative expenses	194	(343)
Income (loss) from continuing operations before interest and taxes	(1,058)	(1,618)
Income (loss) from continuing operations before taxes	(1,058)	(1,618)
Taxes (benefit) on income (loss) from continuing operations	651	(282)
Equity in net income (loss) of consolidated subsidiaries	(93,970)	219,202
Income (loss) from continuing operations	(95,679)	217,866
Net income	(95,679)	217,866
Net income (loss) attributable to common shareholders	(95,679)	217,866
Other comprehensive income (loss) attributable to common shareholders	55,939	(61,090)
Comprehensive income (loss) attributable to common shareholders	$ (39,740)	$ 156,776