CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (UNAUDITED) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS
Net sales	$ 479,222	$ 509,120	$ 1,507,269	$ 1,466,267
Cost of sales	337,806	341,788	1,042,572	990,992
Gross profit	141,416	167,332	464,697	475,275
Research and development expenses	13,267	17,705	43,965	46,431
Selling expenses	28,009	30,918	93,378	90,077
General and administrative expenses	76,774	72,602	227,889	208,084
Operating income	23,366	46,107	99,465	130,683
Interest expense	(6,648)	(5,033)	(19,656)	(15,121)
Other income (expense), net	(119)	(35)	113	42
Earnings from continuing operations before income taxes	16,599	41,039	79,922	115,604
Provision for income taxes	5,156	9,165	25,802	33,264
Earnings from continuing operations	11,443	31,874	54,120	82,340
Discontinued operations, net of taxes
Earnings from discontinued operations	0	2,619	3,059	5,885
Gain (loss) on divestiture	(144)	0	18,172	0
Earnings (loss) from discontinued operations	(144)	2,619	21,231	5,885
Net earnings	$ 11,299	$ 34,493	$ 75,351	$ 88,225
Basic earnings per share
Earnings from continuing operations	$ 0.24	$ 0.69	$ 1.17	$ 1.78
Earnings from discontinued operations	$ 0	$ 0.05	$ 0.45	$ 0.13
Earnings Per Share, Basic, Total	$ 0.24	$ 0.74	$ 1.62	$ 1.91
Diluted earnings per share
Earnings from continuing operations	$ 0.24	$ 0.68	$ 1.14	$ 1.75
Earnings from discontinued operations	$ 0	$ 0.05	$ 0.45	$ 0.13
Earnings Per Share, Diluted, Total	$ 0.24	$ 0.73	$ 1.59	$ 1.88
Dividends per share	$ 0.09	$ 0.08	$ 0.26	$ 0.24
Weighted average shares outstanding:
Basic weighted-average shares outstanding	46,884	46,466	46,795	46,328
Diluted weighted-average shares outstanding	47,415	46,936	47,493	46,978