Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2020

Quarterly Financial Information Disclosure [Abstract]

Quarterly Results of Operations

Quarterly Results of Operations

(Unaudited)

	First		Second		Third		Fourth
2020
Net sales	$	103,075	$	84,197	$	113,777	$	123,018
Gross margin	$	32,899	$	26,567	$	36,906	$	42,691
Operating earnings	$	8,492	$	6,242	$	13,259	$	17,137
Net earnings	$	3,808	$	4,857	$	11,073	$	14,947
Basic earnings per share	$	0.12	$	0.15	$	0.34	$	0.46
Diluted earnings per share	$	0.12	$	0.15	$	0.34	$	0.46
2019
Net sales	$	117,625	$	120,684	$	115,651	$	115,040
Gross margin	$	40,615	$	41,204	$	37,057	$	38,700
Operating earnings	$	14,218	$	17,083	$	10,124	$	12,391
Net earnings	$	11,419	$	11,943	$	2,722	$	10,062
Basic earnings per share	$	0.35	$	0.36	$	0.08	$	0.31
Diluted earnings per share	$	0.34	$	0.36	$	0.08	$	0.31