Unaudited Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended
Oct. 03, 2021	Sep. 27, 2020	Oct. 03, 2021	Sep. 27, 2020
Income Statement [Abstract]
Net sales	$ 289,637	$ 304,959	$ 888,463	$ 750,630
Cost of sales	181,660	194,924	555,670	503,847
Gross profit	107,977	110,035	332,793	246,783
Selling and administrative expense	75,147	71,337	223,670	201,040
Other income				(2,500)
Operating income	32,830	38,698	109,123	48,243
Interest expense	175	199	701	1,683
Income before taxes	32,655	38,499	108,422	46,560
Income tax expense	8,524	10,106	25,942	11,642
Net income	$ 24,131	$ 28,393	$ 82,480	$ 34,918
Earnings per share:
Basic	$ 1.11	$ 1.33	$ 3.81	$ 1.64
Diluted	$ 1.07	$ 1.31	$ 3.66	$ 1.63
Weighted-average shares of common stock outstanding:
Basic	21,798	21,310	21,654	21,237
Diluted	22,534	21,725	22,525	21,464

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=123367319&loc=SL114868664-224227