CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ 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, 2023		$ 9,404		$ 881		$ 143,369	$ 76,743	$ 230,397
Balance (in Shares) at Dec. 31, 2023		9,404	[1],[2],[3]	881	[4]
Net income		$ 0		$ 0		0	4,411	4,411
Cash dividends declared
Common stock		0		0		0	(2,980)	(2,980)
Issuance of common stock
Dividend reinvestment plan		$ 3		$ 0		87	0	90
Dividend reinvestment plan (in Shares)		3	[1],[2],[3]	0	[4]
Employee stock options and awards	[2]	$ 0		$ 0		68	0	68
Employee stock options and awards (in Shares) (in Shares)	[2]	0	[1],[3]	0	[4]
Balance at Mar. 31, 2024		$ 9,407		$ 881		143,524	78,174	231,986
Balance (in Shares) at Mar. 31, 2024		9,407	[1],[2],[3]	881	[4]
Balance at Dec. 31, 2023		$ 9,404		$ 881		143,369	76,743	230,397
Balance (in Shares) at Dec. 31, 2023		9,404	[1],[2],[3]	881	[4]
Net income								9,736
Balance at Jun. 30, 2024		$ 9,415		$ 881		143,663	80,457	234,326
Balance (in Shares) at Jun. 30, 2024		9,415	[1],[2],[3]	881	[4]
Balance at Mar. 31, 2024		$ 9,407		$ 881		143,524	78,174	231,986
Balance (in Shares) at Mar. 31, 2024		9,407	[1],[2],[3]	881	[4]
Net income		$ 0		$ 0		0	5,325	5,325
Cash dividends declared
Common stock		0		0		0	(3,042)	(3,042)
Issuance of common stock
Dividend reinvestment plan		$ 3		$ 0		87	0	0
Dividend reinvestment plan (in Shares)		3	[1],[2],[3]	0	[4]
Employee stock options and awards	[2]	$ 5		$ 0		52	0	57
Employee stock options and awards (in Shares) (in Shares)	[2]	5	[1],[3]	0	[4]
Balance at Jun. 30, 2024		$ 9,415		$ 881		143,663	80,457	234,326
Balance (in Shares) at Jun. 30, 2024		9,415	[1],[2],[3]	881	[4]
Balance at Dec. 31, 2024		$ 9,419		$ 881		143,920	84,969	239,189
Balance (in Shares) at Dec. 31, 2024		9,419	[1],[2],[3]	881	[4]
Net income		$ 0		$ 0		0	5,435	5,435
Cash dividends declared
Common stock		0		0		0	(3,104)	(3,104)
Issuance of common stock
Dividend reinvestment plan		$ 3		$ 0		82	0	85
Dividend reinvestment plan (in Shares)		3	[1],[2],[3]	0	[4]
Employee stock options and awards	[2]	$ 0		$ 0		45	0	45
Employee stock options and awards (in Shares) (in Shares)	[2]	0	[1],[3]	0	[4]
Balance at Mar. 31, 2025		$ 9,422		$ 881		144,047	87,300	241,650
Balance (in Shares) at Mar. 31, 2025		9,422	[1],[2],[3]	881	[4]
Balance at Dec. 31, 2024		$ 9,419		$ 881		143,920	84,969	239,189
Balance (in Shares) at Dec. 31, 2024		9,419	[1],[2],[3]	881	[4]
Net income								11,725
Balance at Jun. 30, 2025		$ 9,430		$ 881		144,173	90,421	244,905
Balance (in Shares) at Jun. 30, 2025		9,430	[1],[2],[3]	881	[4]
Balance at Mar. 31, 2025		$ 9,422		$ 881		144,047	87,300	241,650
Balance (in Shares) at Mar. 31, 2025		9,422	[1],[2],[3]	881	[4]
Net income		$ 0		$ 0		0	6,290	6,290
Cash dividends declared
Common stock		0		0		0	(3,169)	(3,169)
Issuance of common stock
Dividend reinvestment plan	[2]	$ 3		$ 0		84	0	87
Dividend reinvestment plan (in Shares)	[2]	3	[1],[3]	0	[4]
Employee stock options and awards	[2]	$ 5		$ 0		42	0	47
Employee stock options and awards (in Shares) (in Shares)	[2]	5	[1],[3]	0	[4]
Balance at Jun. 30, 2025		$ 9,430		$ 881		$ 144,173	$ 90,421	$ 244,905
Balance (in Shares) at Jun. 30, 2025		9,430	[1],[2],[3]	881	[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] Under the Equity Compensation Plan, effective December 9, 2015, or the 2015 Plan, Artesian Resources Corporation authorized up to 331,500 shares of Class A Stock for issuance of grants in the form of stock options, stock units, dividend equivalents and other stock-based awards, subject to adjustment in certain circumstances as discussed in the 2015 Plan. Includes stock compensation expense for June 30, 2025 and June 30, 2024.  See Note 8 – Stock Compensation Plans.

[3] At June 30, 2025 and June 30, 2024, Class A Stock had 15,000,000 shares authorized.  For the same periods, shares issued, inclusive of treasury shares, were 9,458,054 and 9,443,071, respectively.

[4] At June 30, 2025 and June 30, 2024, Class B Stock had 1,040,000 shares authorized and 881,452 shares issued.