Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Accounting Policies [Abstract]

Weighted Average Shares and Share Equivalents Used to Calculate Basic and Diluted Earnings Per Share

The following weighted average shares and share equivalents were used to calculate basic and diluted earnings per share for the years ended December 31, 2023, 2022 and 2021:

	Year Ended December 31,
	2023	2022	2021
Weighted average number of shares outstanding used to    calculate basic EPS	3,238,161	3,285,562	3,580,800
Dilutive securities:
Stock options and restricted share units	197,133	222,962	278,112
Weighted average number of shares and share equivalents outstanding used to calculate diluted EPS	3,435,294	3,508,524	3,858,912

Summary of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following stock options and restricted share units issued under equity incentive plans were outstanding during the years ended December 31, 2023, 2022 and 2021, but were not included in the computation of diluted earnings per share because the effect would have been anti-dilutive.

	Year Ended December 31,
	2023	2022	2021
Anti-dilutive securities	14,444	194,884	23,062