Consolidated Condensed Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended
Nov. 30, 2020	Nov. 30, 2019	Nov. 30, 2020	Nov. 30, 2019
Income Statement [Abstract]
Sales revenue, net	$ 637,737	$ 474,737	$ 1,589,424	$ 1,265,067
Cost of goods sold	350,410	264,764	892,460	723,216
Gross profit	287,327	209,973	696,964	541,851
Selling, general and administrative expense (“SG&A”)	186,630	130,692	439,646	359,794
Restructuring charges	(12)	12	355	1,061
Operating income	100,709	79,269	256,963	180,996
Non-operating income, net	93	92	440	313
Interest expense	(2,926)	(2,767)	(9,568)	(9,291)
Income before income tax	97,876	76,594	247,835	172,018
Income tax expense	13,721	7,895	16,061	16,530
Net income	$ 84,155	$ 68,699	$ 231,774	$ 155,488
Earnings per share (“EPS”):
Earnings per share - basic (in dollars per share)	$ 3.37	$ 2.73	$ 9.20	$ 6.19
Total earnings per share - diluted (in dollars per share)	$ 3.34	$ 2.71	$ 9.14	$ 6.15
Weighted average shares used in computing EPS:
Basic (in shares)	24,965	25,161	25,182	25,099
Diluted (in shares)	25,192	25,396	25,350	25,295

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