Consolidated Condensed Statements Of Earnings (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	Mar. 30, 2013	Mar. 31, 2012
Income Statement [Abstract]
NET SALES	$ 643,023	$ 624,970	$ 1,263,826	$ 1,225,588
COST OF SALES	445,600	440,540	873,703	856,023
GROSS PROFIT	197,423	184,430	390,123	369,565
Research and development	38,113	26,897	70,441	56,087
Selling, general and administrative	100,795	97,697	205,870	193,495
Restructuring	2,201	0	2,201	0
Interest	6,442	8,636	15,038	17,182
Other	(88)	1,411	(2,458)	63
EARNINGS BEFORE INCOME TAXES	49,960	49,789	99,031	102,738
INCOME TAXES	13,433	14,368	28,386	30,944
NET EARNINGS	$ 36,527	$ 35,421	$ 70,645	$ 71,794
NET EARNINGS PER SHARE
Basic	$ 0.81	$ 0.78	$ 1.56	$ 1.59
Diluted	$ 0.80	$ 0.77	$ 1.54	$ 1.57
AVERAGE COMMON SHARES OUTSTANDING
Basic	45,333,612	45,227,921	45,343,312	45,219,828
Diluted	45,825,626	45,781,587	45,766,798	45,730,777