Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Data (Unaudited)

Quarterly Financial Data (Unaudited)

The supplemental quarterly financial data are as follows:

	Quarters Ended
	March 30, 2019		June 29, 2019	September 28, 2019	December 31, 2019
Net sales	$	2,442,490	2,584,485	2,519,185	2,424,512
Gross profit	624,927		736,618	691,691	622,807
Net earnings	121,585		202,441	155,518	264,667
Basic earnings per share	1.68		2.80	2.16	3.69
Diluted earnings per share	1.67		2.79	2.15	3.68

	Quarters Ended
	March 31, 2018		June 30, 2018	September 29, 2018	December 31, 2018
Net sales	$	2,412,202	2,577,014	2,545,800	2,448,618
Gross profit	704,692		766,555	720,433	646,390
Net earnings	208,766		196,586	227,013	229,339
Basic earnings per share	2.80		2.64	3.03	3.07
Diluted earnings per share	2.78		2.62	3.02	3.05