Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended
Mar. 30, 2019	Mar. 31, 2018
Consolidated Statements of Income [Abstract]
Net sales	$ 876,718	$ 876,106
Cost of sales, including advertising, warehousing and distribution expenses	647,166	641,199
Gross profit on sales	229,552	234,907
Operating, general and administrative expenses	213,573	212,068
Income from operations	15,979	22,839
Investment income and interest expense	2,895	(532)
Income before provision for income taxes	18,874	22,307
Provision for income taxes	4,570	6,116
Net income	$ 14,304	$ 16,191
Weighted-average shares outstanding, basic and diluted	26,898,443	26,898,443
Cash dividends per share	$ 0.31	$ 0.30
Basic and diluted earnings per share	$ 0.53	$ 0.60

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

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