CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands		Common Stock [Member] Common Shares Class A Non-Voting [Member]		Common Stock [Member] Common Shares Class B Voting [Member]		Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2020		$ 8,475		$ 881		$ 103,463	$ 56,606	$ 169,425
Balance (in shares) at Dec. 31, 2020		8,475,000	[1],[2],[3]	881,000	[4]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income							16,827	16,827
Cash dividends declared
Common stock							(9,826)	(9,826)
Issuance of common stock
Dividend reinvestment plan		$ 10				382		$ 392
Dividend reinvestment plan (in shares)		10,000	[1],[2],[3]					10,000
Employee stock options and awards	[3]	$ 38				790		$ 828
Employee stock options and awards (in shares)	[1],[2],[3]	38,000
Employee Retirement Plan	[1]	$ 9				354		363
Employee Retirement Plan (in shares)	[1],[2],[3]	9,000
Balance at Dec. 31, 2021		$ 8,532		$ 881		104,989	63,607	178,009
Balance (in shares) at Dec. 31, 2021		8,532,000	[1],[2],[3]	881,000	[4]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income							17,998	17,998
Cash dividends declared
Common stock							(10,319)	(10,319)
Issuance of common stock
Dividend reinvestment plan		$ 7				366		$ 373
Dividend reinvestment plan (in shares)		7,000	[1],[2],[3]					7,000
Employee stock options and awards	[3]	$ 82				1,787		$ 1,869
Employee stock options and awards (in shares)	[1],[2],[3]	82,000
Employee Retirement Plan	[1]	$ 0				0		0
Employee Retirement Plan (in shares)	[1],[2],[3]	0
Balance at Dec. 31, 2022		$ 8,621		$ 881		107,142	71,286	187,930
Balance (in shares) at Dec. 31, 2022		8,621,000	[1],[2],[3]	881,000	[4]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income							16,699	16,699
Cash dividends declared
Common stock							(11,242)	(11,242)
Issuance of common stock
Public offering, net of costs		$ 763				35,464		36,227
Public offering, net of costs (in shares)	[1],[2],[3]	763,000
Dividend reinvestment plan		$ 8				373		$ 381
Dividend reinvestment plan (in shares)		8,000	[1],[2],[3]					8,000
Employee stock options and awards	[3]	$ 12				390		$ 402
Employee stock options and awards (in shares)	[1],[2],[3]	12,000
Employee Retirement Plan	[1]	$ 0				0		0
Employee Retirement Plan (in shares)	[1],[2],[3]	0
Balance at Dec. 31, 2023		$ 9,404		$ 881		$ 143,369	$ 76,743	$ 230,397
Balance (in shares) at Dec. 31, 2023		9,404,000	[1],[2],[3]	881,000	[4]

[1] Artesian Resources Corporation registered 200,000 shares of Class A Stock, subsequently adjusted for stock splits, available for purchase through the Company’s 401(k) retirement plan.

[2] At December 31, 2023, 2022, and 2021, Class A Stock had 15,000,000 shares authorized.  For the same periods, shares issued, inclusive of treasury shares, were 9,433,288, 8,650,392 and 8,561,772, respectively.

[3] Under the Equity Compensation Plan, effective December 9, 2015, Artesian Resources Corporation authorized up to 331,500 shares of Class A Stock for issuance of grants in forms of stock options, stock units, dividend equivalents and other stock-based awards, subject to adjustment in certain circumstances as discussed in the Plan. Includes stock compensation expense for the years ended December 31, 2023, 2022, and 2021, See Notes to Consolidated Financial Statements - Note 9-Stock Compensation Plans.

[4] At December 31, 2023, 2022, and 2021, Class B Stock had 1,040,000 shares authorized and 881,452 shares issued.