Consolidated Condensed Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2020	Aug. 31, 2019
Income Statement [Abstract]
Sales revenue, net	$ 530,852	$ 413,995	$ 951,687	$ 790,330
Cost of goods sold	300,516	235,844	542,050	458,452
Gross profit	230,336	178,151	409,637	331,878
Selling, general and administrative expense ("SG&A")	131,027	123,201	253,016	229,102
Restructuring charges	34	430	367	1,049
Operating income	99,275	54,520	156,254	101,727
Non-operating income, net	111	89	347	221
Interest expense	(2,796)	(3,216)	(6,642)	(6,524)
Income before income tax	96,590	51,393	149,959	95,424
Income tax expense	9,257	5,298	2,340	8,635
Net income	$ 87,333	$ 46,095	$ 147,619	$ 86,789
Earnings per share ("EPS"):
Earnings per share - basic (in dollars per share)	$ 3.45	$ 1.84	$ 5.84	$ 3.46
Total earnings per share - diluted (in dollars per share)	$ 3.43	$ 1.83	$ 5.81	$ 3.44
Weighted average shares used in computing EPS:
Basic (in shares)	25,325	25,116	25,289	25,068
Diluted (in shares)	25,458	25,245	25,428	25,245

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(a),(d))
-URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227