Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2020	Sep. 29, 2019	Sep. 27, 2020	Sep. 29, 2019
Net sales	$ 93,937	$ 78,006	$ 246,705	$ 213,601
Cost of sales	73,219	54,159	188,127	162,586
Gross profit	20,718	23,847	58,578	51,015
Selling and general expenses	6,212	6,609	19,366	19,092
Intangibles amortization	54	0	168	0
Operating profit	14,452	17,238	39,044	31,923
Other income	812	1,398	3,032	4,668
Earnings from continuing operations before provision for income taxes	15,264	18,636	42,076	36,591
Provision for income taxes from continuing operations	3,126	3,924	9,059	7,775
Earnings from continuing operations	12,138	14,712	33,017	28,816
Earnings from discontinued operations, net of tax	0	1,677	0	1,680
Net earnings	$ 12,138	$ 16,389	$ 33,017	$ 30,496
Weighted average shares outstanding:
Basic and diluted (in shares)	7,041	7,020	7,036	7,018
Net Earnings per share, basic and diluted:
From continuing operations (in dollars per share)	$ 1.72	$ 2.09	$ 4.69	$ 4.11
From discontinued operations (in dollars per share)	0.00	0.24	0.00	0.24
Net earnings per share (in dollars per share)	$ 1.72	$ 2.33	$ 4.69	$ 4.35
Comprehensive income:
Net earnings	$ 12,138	$ 16,389	$ 33,017	$ 30,496
Other comprehensive income, net of tax:
Unrealized (loss) gain on available-for-sale securities	(64)	(23)	94	135
Comprehensive income	$ 12,074	$ 16,366	$ 33,111	$ 30,631
Cash dividends declared and paid per common share (in dollars per share)	$ 0.00	$ 0.00	$ 6.00	$ 6.00