Unaudited Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Jul. 04, 2021	Jun. 28, 2020	Jul. 04, 2021	Jun. 28, 2020
Income Statement [Abstract]
Net sales	$ 326,020	$ 227,935	$ 598,826	$ 445,671
Cost of sales	199,097	155,742	374,010	308,923
Gross profit	126,923	72,193	224,816	136,748
Selling and administrative expense	78,379	58,333	148,523	129,703
Other income		(2,500)		(2,500)
Operating income	48,544	16,360	76,293	9,545
Interest expense	184	749	526	1,484
Income before taxes	48,360	15,611	75,767	8,061
Income tax expense	11,557	4,475	17,418	1,536
Net income	$ 36,803	$ 11,136	$ 58,349	$ 6,525
Earnings per share:
Basic	$ 1.69	$ 0.52	$ 2.70	$ 0.31
Diluted	$ 1.63	$ 0.52	$ 2.59	$ 0.31
Weighted-average shares of common stock outstanding:
Basic	21,746	21,252	21,582	21,200
Diluted	22,593	21,358	22,507	21,356

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