Net Income per Share - Net Income per Share (Details) - shares	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Net Income per Share [Abstract]
Weighted average common shares outstanding – basic (in shares)	10,722,401	10,722,401
Potential shares exercisable under stock option plans (in shares)	341,950	258,000
Less: Shares which could be repurchased under treasury stock method (in shares)	(232,372)	(213,492)
Weighted average common shares outstanding – diluted (in shares)	10,831,979	10,766,909