6) Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Table Text Block Supplement [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The basic and diluted earnings per share amounts were calculated as follows:

		Three Months Ended June 30		Six Months Ended June 30
		2020	2019	2020	2019
Numerator:
	Net earnings	$ 20,557,047	$   3,480,054	$   21,981,496	$       5,410,372
Denominator:
	Basic weighted-average shares outstanding	18,764,831	18,576,031	18,703,390	18,567,907
Effect of dilutive securities:
	Employee stock options	418,660	234,245	332,859	239,669
	Diluted weighted-average shares outstanding	19,183,491	18,810,276	19,036,249	18,807,576
Basic net earnings per share		$1.10	$0.19	$1.18	$0.29
Diluted net earnings per share		$1.07	$0.19	$1.15	$0.29