Condensed Consolidating Statements of Income (Loss) and Comprehensive Income (Loss) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2014	Jun. 30, 2013	Jun. 29, 2014	Jun. 30, 2013
Condensed Income Statements Captions [Line Items]
Net revenues	$ 468,105	$ 420,059	$ 906,651	$ 831,936
Cost of goods sold	224,017	210,569	441,404	421,926
Gross profit	244,088	209,490	465,247	410,010
Selling, general and administrative expenses	146,843	116,253	287,140	243,203
Research and development expenses	14,870	16,524	28,932	31,531
Restructuring and other impairment charges	7,623	12,962	15,403	22,121
Income (loss) from continuing operations before interest, and taxes	74,752	63,751	133,772	113,155
Interest expense	16,062	14,425	31,466	28,618
Interest income	(146)	(157)	(333)	(314)
Income (loss) from continuing operations before taxes	58,836	49,483	102,639	84,851
Tax expense (benefit)	10,006	6,082	18,540	13,749
Income from continuing operations	48,830	43,401	84,099	71,102
Operating loss from discontinued operations	(1,594)	(1,026)	(1,619)	(1,784)
Taxes (benefit) on income (loss) from discontinued operations	(469)	(260)	(369)	(556)
Loss from discontinued operations	(1,125)	(766)	(1,250)	(1,228)
Net income	47,705	42,635	82,849	69,874
Less: Income from continuing operations attributable to noncontrolling interests	453	194	639	395
Net income attributable to common shareholders	47,252	42,441	82,210	69,479
Other comprehensive income (loss) attributable to common shareholders	1,862	(5,234)	6,607	(30,710)
Comprehensive income attributable to common shareholders	49,114	37,207	88,817	38,769
Consolidation, Eliminations
Condensed Income Statements Captions [Line Items]
Net revenues	(139,826)	(67,100)	(212,142)	(140,884)
Cost of goods sold	(129,020)	(69,485)	(201,874)	(142,405)
Gross profit	(10,806)	2,385	(10,268)	1,521
Selling, general and administrative expenses	108	(400)	311	(206)
Income (loss) from continuing operations before interest, and taxes	(10,914)	2,785	(10,579)	1,727
Income (loss) from continuing operations before taxes	(10,914)	2,785	(10,579)	1,727
Tax expense (benefit)	(2,163)	125	(4,259)	776
Equity in net income of consolidated subsidiaries	(136,150)	(106,032)	(243,476)	(200,002)
Income from continuing operations	(144,901)	(103,372)	(249,796)	(199,051)
Net income	(144,901)	(103,372)	(249,796)	(199,051)
Net income attributable to common shareholders	(144,901)	(103,372)	(249,796)	(199,051)
Other comprehensive income (loss) attributable to common shareholders	4,871	4,783	(10,880)	60,722
Comprehensive income attributable to common shareholders	(140,030)	(98,589)	(260,676)	(138,329)
Parent Company
Condensed Income Statements Captions [Line Items]
Selling, general and administrative expenses	11,025	14,899	21,803	31,827
Income (loss) from continuing operations before interest, and taxes	(11,025)	(14,899)	(21,803)	(31,827)
Interest expense	35,155	33,655	68,881	67,190
Interest income		3		(3)
Income (loss) from continuing operations before taxes	(46,180)	(48,557)	(90,684)	(99,014)
Tax expense (benefit)	(15,710)	(17,287)	(31,130)	(35,746)
Equity in net income of consolidated subsidiaries	78,802	74,433	142,926	134,253
Income from continuing operations	48,332	43,163	83,372	70,985
Operating loss from discontinued operations	(1,594)	(1,026)	(1,619)	(2,152)
Taxes (benefit) on income (loss) from discontinued operations	(514)	(304)	(457)	(646)
Loss from discontinued operations	(1,080)	(722)	(1,162)	(1,506)
Net income	47,252	42,441	82,210	69,479
Net income attributable to common shareholders	47,252	42,441	82,210	69,479
Other comprehensive income (loss) attributable to common shareholders	1,862	(5,234)	6,607	(30,710)
Comprehensive income attributable to common shareholders	49,114	37,207	88,817	38,769
Guarantor Subsidiaries
Condensed Income Statements Captions [Line Items]
Net revenues	290,280	248,012	552,705	502,868
Cost of goods sold	176,028	143,732	328,396	296,436
Gross profit	114,252	104,280	224,309	206,432
Selling, general and administrative expenses	76,575	59,336	157,970	126,492
Research and development expenses	12,885	14,082	24,895	27,089
Restructuring and other impairment charges	8,679	1,511	8,491	9,278
Income (loss) from continuing operations before interest, and taxes	16,113	29,351	32,953	43,573
Interest expense	(20,740)	(21,017)	(40,647)	(42,144)
Income (loss) from continuing operations before taxes	36,853	50,368	73,600	85,717
Tax expense (benefit)	13,535	13,729	30,753	27,980
Equity in net income of consolidated subsidiaries	57,250	31,599	100,358	65,749
Income from continuing operations	80,568	68,238	143,205	123,486
Net income	80,568	68,238	143,205	123,486
Net income attributable to common shareholders	80,568	68,238	143,205	123,486
Other comprehensive income (loss) attributable to common shareholders	(2,607)	(1,224)	4,621	(33,350)
Comprehensive income attributable to common shareholders	77,961	67,014	147,826	90,136
Non-Guarantor Subsidiaries
Condensed Income Statements Captions [Line Items]
Net revenues	317,651	239,147	566,088	469,952
Cost of goods sold	177,009	136,322	314,882	267,895
Gross profit	140,642	102,825	251,206	202,057
Selling, general and administrative expenses	59,135	42,418	107,056	85,090
Research and development expenses	1,985	2,442	4,037	4,442
Restructuring and other impairment charges	(1,056)	11,451	6,912	12,843
Income (loss) from continuing operations before interest, and taxes	80,578	46,514	133,201	99,682
Interest expense	1,647	1,787	3,232	3,572
Interest income	(146)	(160)	(333)	(311)
Income (loss) from continuing operations before taxes	79,077	44,887	130,302	96,421
Tax expense (benefit)	14,344	9,515	23,176	20,739
Equity in net income of consolidated subsidiaries	98		192
Income from continuing operations	64,831	35,372	107,318	75,682
Operating loss from discontinued operations				368
Taxes (benefit) on income (loss) from discontinued operations	45	44	88	90
Loss from discontinued operations	(45)	(44)	(88)	278
Net income	64,786	35,328	107,230	75,960
Less: Income from continuing operations attributable to noncontrolling interests	453	194	639	395
Net income attributable to common shareholders	64,333	35,134	106,591	75,565
Other comprehensive income (loss) attributable to common shareholders	(2,264)	(3,559)	6,259	(27,372)
Comprehensive income attributable to common shareholders	$ 62,069	$ 31,575	$ 112,850	$ 48,193