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Stock Award Plans and Stock-based Compensation - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock award net share settled paid for withholding taxes	0	16,744	0	16,744
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	$ 13,300		$ 13,300
Weighted-average remaining contractual term			11 months 19 days
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	$ 2,802,300		$ 2,802,300
Weighted-average remaining contractual term			2 years 7 months 28 days
2018 Stock Option and Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for future grant	493,970		493,970
Number of common shares reserved for issuance	1,085,401		1,085,401
Percentage increase in number of shares of common stock reserved and available for issuance			4.00%