GUARANTOR/NON-GUARANTOR FINANCIAL INFORMATION (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Condensed consolidated financial information for the Company (Parent), the guarantor subsidiaries and the non-guarantor subsidiaries
Net sales	$ 819,630	$ 717,350
Cost of sales	584,261	531,036
Gross profit	235,369	186,314
Selling, general and administrative expenses	117,179	103,496
Operating income	118,190	82,818
Other income (expenses):
Interest expense	(8,190)	(7,807)
Interest income	1,353	2,078
Other	1,556	1,577
Total other income (expenses)	(5,281)	(4,152)
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries	112,909	78,666
Income tax expense (benefit):
Current	38,660	27,029
Deferred	(3,687)	737
Total income tax expense (benefit)	34,973	27,766
Earnings before equity in earnings of nonconsolidated subsidiaries	77,936	50,900
Equity in earnings of nonconsolidated subsidiaries	204	1,688
Net earnings	78,140	52,588
Parent
Condensed consolidated financial information for the Company (Parent), the guarantor subsidiaries and the non-guarantor subsidiaries
Net sales	416,613	364,840
Cost of sales	300,680	267,512
Gross profit	115,933	97,328
Selling, general and administrative expenses	50,026	43,272
Operating income	65,907	54,056
Other income (expenses):
Interest expense	(7,755)	(7,682)
Interest income	7	9
Other	1,408	1,459
Total other income (expenses)	(6,340)	(6,214)
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries	59,567	47,842
Income tax expense (benefit):
Current	21,175	17,185
Deferred	(1,754)	194
Total income tax expense (benefit)	19,421	17,379
Earnings before equity in earnings of nonconsolidated subsidiaries	40,146	30,463
Equity in earnings of nonconsolidated subsidiaries	37,423	21,862
Net earnings	77,569	52,325
Guarantors
Condensed consolidated financial information for the Company (Parent), the guarantor subsidiaries and the non-guarantor subsidiaries
Net sales	170,849	128,712
Cost of sales	128,998	103,642
Gross profit	41,851	25,070
Selling, general and administrative expenses	13,994	13,788
Operating income	27,857	11,282
Other income (expenses):
Interest expense	(12,630)	(12,257)
Interest income	253	194
Other	15	14
Total other income (expenses)	(12,362)	(12,049)
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries	15,495	(767)
Income tax expense (benefit):
Current	6,836	(901)
Deferred	303	1,170
Total income tax expense (benefit)	7,139	269
Earnings before equity in earnings of nonconsolidated subsidiaries	8,356	(1,036)
Equity in earnings of nonconsolidated subsidiaries	19,151	23,108
Net earnings	27,507	22,072
Non-Guarantors
Condensed consolidated financial information for the Company (Parent), the guarantor subsidiaries and the non-guarantor subsidiaries
Net sales	325,409	293,942
Cost of sales	248,383	229,923
Gross profit	77,026	64,019
Selling, general and administrative expenses	53,159	46,436
Operating income	23,867	17,583
Other income (expenses):
Interest expense	(434)	(125)
Interest income	13,722	14,132
Other	133	104
Total other income (expenses)	13,421	14,111
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries	37,288	31,694
Income tax expense (benefit):
Current	10,470	10,745
Deferred	(2,236)	(627)
Total income tax expense (benefit)	8,234	10,118
Earnings before equity in earnings of nonconsolidated subsidiaries	29,054	21,576
Equity in earnings of nonconsolidated subsidiaries	207	1,656
Net earnings	29,261	23,232
Eliminations
Condensed consolidated financial information for the Company (Parent), the guarantor subsidiaries and the non-guarantor subsidiaries
Net sales	(93,241)	(70,144)
Cost of sales	(93,800)	(70,041)
Gross profit	559	(103)
Operating income	559	(103)
Other income (expenses):
Interest expense	12,629	12,257
Interest income	(12,629)	(12,257)
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries	559	(103)
Income tax expense (benefit):
Current	179
Total income tax expense (benefit)	179
Earnings before equity in earnings of nonconsolidated subsidiaries	380	(103)
Equity in earnings of nonconsolidated subsidiaries	(56,577)	(44,938)
Net earnings	$ (56,197)	$ (45,041)