CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jan. 01, 2021	Dec. 27, 2019
Net sales	$ 165,667	$ 128,054
Cost of sales	90,637	74,442
Gross profit	75,030	53,612
Operating expenses:
Marketing and selling	32,533	29,305
Administrative management, finance and information systems	12,891	11,975
Research and development	6,049	5,531
Total operating expenses	51,473	46,811
Operating profit	23,557	6,801
Interest income	(82)	(655)
Interest expense	32	35
Other income, net	(2,404)	(1,168)
Profit before income taxes	26,011	8,589
Income tax expense	6,164	2,159
Net income	$ 19,847	$ 6,430
Weighted average common shares - Basic:
Participating securities (shares)	39	27
Weighted average common shares - Dilutive (shares)	10,091	10,039
Class A
Weighted average common shares - Basic:
Weighted average common shares - Basic (shares)	8,840	8,800
Net income per common share - Basic:
Net income per common share - Basic (USD per share)	$ 1.99	$ 0.65
Net income per common share - Diluted:
Net income per common share - Diluted (USD per share)	$ 1.96	$ 0.64
Class B
Weighted average common shares - Basic:
Weighted average common shares - Basic (shares)	1,212	1,212
Net income per common share - Basic:
Net income per common share - Basic (USD per share)	$ 1.81	$ 0.59
Net income per common share - Diluted:
Net income per common share - Diluted (USD per share)	$ 1.96	$ 0.64