Acquisitions (Details 1) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Basic weighted average shares outstanding	13,611,207	13,547,950	13,607,009	13,540,599
Weighted average number of common shares used in diluted net income per common share	13,863,924	13,549,727	13,834,013	13,542,758
Snelling Staffing
Royalty revenue	$ 5,450,506	$ 3,415,026	$ 9,520,013	$ 8,289,286
Net income	$ 2,855,503	$ 1,450,309	$ 3,852,613	$ 3,023,473
Basic earnings per share	$ 0.21	$ 0.11	$ 0.28	$ 0.22
Basic weighted average shares outstanding	13,611,207	13,547,950	13,607,009	13,540,599
Diluted earnings per share	$ 0.21	$ 0.11	$ 0.28	$ 0.22
Weighted average number of common shares used in diluted net income per common share	13,863,924	13,549,727	13,834,013	13,542,758

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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