Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Consolidated Statements of Income [Abstract]
Net sales	$ 876,222	$ 869,076	$ 2,640,907	$ 2,616,282
Cost of sales, including advertising, warehousing and distribution expenses	643,397	636,736	1,941,860	1,908,740
Gross profit on sales	232,825	232,340	699,047	707,542
Operating, general and administrative expenses	215,321	214,798	639,694	641,124
Income from operations	17,504	17,542	59,353	66,418
Investment income and interest expense	1,467	1,096	5,441	668
Income before provision for income taxes	18,971	18,638	64,794	67,086
Provision for income taxes	4,652	4,431	15,696	17,594
Net income	$ 14,319	$ 14,207	$ 49,098	$ 49,492
Weighted-average shares outstanding, basic and diluted	26,898,443	26,898,443	26,898,443	26,898,443
Cash dividends per share	$ 0.31	$ 0.30	$ 0.93	$ 0.90
Basic and diluted earnings per share	$ 0.53	$ 0.53	$ 1.83	$ 1.84

Aggregate dividends declared during the period for each share of common stock outstanding.

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