CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (UNAUDITED) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS
Net sales	$ 526,386	$ 505,672	$ 1,028,047	$ 958,603
Cost of sales	362,379	340,091	704,766	647,119
Gross profit	164,007	165,581	323,281	311,484
Research and development expenses	15,351	15,129	30,698	28,726
Selling expenses	32,888	29,936	65,369	59,159
General and administrative expenses	75,228	71,590	151,115	135,482
Operating income	40,540	48,926	76,099	88,117
Interest expense	(6,526)	(4,967)	(13,008)	(10,088)
Other income, net	130	25	232	77
Earnings from continuing operations before income taxes	34,144	43,984	63,323	78,106
Provision for income taxes	11,309	13,905	20,646	25,060
Earnings from continuing operations	22,835	30,079	42,677	53,046
Discontinued operations, net of taxes
Earnings from discontinued operations	0	1,717	3,059	3,266
Gain (loss) on divestiture	(95)	0	18,316	0
Earnings from discontinued operations	(95)	1,717	21,375	3,266
Net earnings	$ 22,740	$ 31,796	$ 64,052	$ 56,312
Basic earnings per share
Earnings from continuing operations	$ 0.49	$ 0.65	$ 0.91	$ 1.15
Earnings from discontinued operations	$ 0	$ 0.04	$ 0.46	$ 0.07
Earnings Per Share, Basic, Total	$ 0.49	$ 0.69	$ 1.37	$ 1.22
Diluted earnings per share
Earnings from continuing operations	$ 0.48	$ 0.64	$ 0.90	$ 1.13
Earnings from discontinued operations	$ 0	$ 0.04	$ 0.45	$ 0.07
Earnings Per Share, Diluted, Total	$ 0.48	$ 0.68	$ 1.35	$ 1.20
Dividends per share	$ 0.09	$ 0.08	$ 0.17	$ 0.16
Weighted average shares outstanding:
Basic weighted-average shares outstanding	46,820	46,311	46,737	46,250
Diluted weighted-average shares outstanding	47,501	47,015	47,519	46,991