Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2012

QUARTERLY FINANCIAL DATA (UNAUDITED) [Abstract]

Quarterly Financial Information Disclosure

QUARTERLY FINANCIAL DATA (UNAUDITED)

Quarterly financial data for the years ended December 31, 2012 and 2011 are as follows:

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
2012
Net sales	$	535,400	$	570,283	$	578,553	$	657,292
Gross profit	277,102		299,008		308,157		356,788
Net earnings	$	52,327	$	61,704	$	72,183	$	104,633
Basic earnings per common share:
Net earnings	$	1.66	$	1.97	$	2.34	$	3.43
Weighted average number of common shares	31,531,915		31,267,660		30,846,062		30,532,491
Diluted earnings per common share:
Net earnings	$	1.62	$	1.93	$	2.28	$	3.35
Weighted average number of common and common equivalent shares	32,386,924		32,038,928		31,599,081		31,271,377
Market price per share:
High	$	189.67	$	185.08	$	177.44	$	195.00
Low	$	152.19	$	150.57	$	148.68	$	161.80
2011
Net sales	$	498,766	$	561,088	$	601,114	$	648,360
Gross profit	261,507		296,191		314,417		346,159
Net earnings	$	46,827	$	60,188	$	68,196	$	94,282
Basic earnings per common share:
Net earnings	$	1.45	$	1.88	$	2.15	$	2.99
Weighted average number of common shares	32,290,595		31,997,850		31,760,270		31,542,400
Diluted earnings per common share:
Net earnings	$	1.41	$	1.82	$	2.09	$	2.91
Weighted average number of common and common equivalent shares	33,291,632		33,013,887		32,664,482		32,387,459
Market price per share:
High	$	177.07	$	191.95	$	175.28	$	167.13
Low	$	147.23	$	157.13	$	131.91	$	130.12