QUARTERLY RESULTS OF OPERATIONS (Table)

12 Months Ended

Dec. 31, 2017

Quarterly Financial Information Disclosure [Abstract]

ScheduleOfQuarterlyFinancialInformationTableTextBlock

(In thousands, except per share data)	First		Second		Third		Fourth
2017
Net sales	$	523,591	$	567,653	$	567,901	$	611,881
Gross profit	170,775		198,770		210,783		238,267
Earnings from continuing operations	32,547		50,650		63,944		67,750
Loss from discontinued operations	—		—		—		—
Net earnings	32,547		50,650		63,944		67,750
Basic earnings per share
Earnings from continuing operations	$	0.74	$	1.15	$	1.45	$	1.54
Loss from discontinued operations	$	—	$	—	$	—	$	—
Total	$	0.74	$	1.15	$	1.45	$	1.54
Diluted earnings per share
Earnings from continuing operations	$	0.73	$	1.13	$	1.43	$	1.52
Loss from discontinued operations	$	—	$	—	$	—	$	—
Total	$	0.73	$	1.13	$	1.43	$	1.52
2016
Net sales	$	503,507	$	532,766	$	507,092	$	565,566
Gross profit	171,903		185,379		184,476		208,725
Earnings from continuing operations	32,819		39,963		45,932		70,668
Loss from discontinued operations	—		—		—		(2,053		)
Net earnings	32,819		39,963		45,932		68,615
Basic earnings per share
Earnings from continuing operations	$	0.74	$	0.90	$	1.04	$	1.60
Loss from discontinued operations	—		—		—		(0.05		)
Total	$	0.74	$	0.90	$	1.04	$	1.55
Diluted earnings per share
Earnings from continuing operations	$	0.73	$	0.88	$	1.02	$	1.58
Loss from discontinued operations	—		—		—		(0.05		)
Total	$	0.73	$	0.88	$	1.02	$	1.53