CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Operating revenues
Total Operating Revenues	$ 29,142	$ 26,570	$ 81,102	$ 74,317
Operating expenses
Utility operating expenses	12,125	11,590	36,261	34,488
Non-utility operating expenses	1,213	1,122	3,474	3,328
Depreciation and amortization	3,287	3,444	10,177	9,882
State and federal income taxes	2,355	2,249	5,982	5,156
Property and other taxes	1,572	1,504	4,700	4,531
Total Operating Expenses	20,552	19,909	60,594	57,385
Operating income	8,590	6,661	20,508	16,932
Other income
Allowance for funds used during construction (AFUDC)	474	647	1,126	1,693
Miscellaneous (expense) income	(58)	(35)	1,450	1,554
Income before interest charges	9,006	7,273	23,084	20,179
Interest charges	2,193	2,202	6,535	6,960
Net income applicable to common stock	$ 6,813	$ 5,071	$ 16,549	$ 13,219
Income per common share:
Basic (in dollars per share)	$ 0.66	$ 0.49	$ 1.61	$ 1.33
Diluted (in dollars per share)	$ 0.66	$ 0.49	$ 1.61	$ 1.33
Weighted average common shares outstanding:
Basic (in shares)	10,297	10,276	10,293	9,929
Diluted (in shares)	10,298	10,279	10,294	9,933
Cash dividends per share of common stock (in dollars per share)	$ 0.2955	$ 0.284	$ 0.8807	$ 0.8464
Water Sales [Member]
Operating revenues
Total Operating Revenues	$ 24,092	$ 21,642	$ 66,419	$ 60,294
Other Utility Operating Revenue [Member]
Operating revenues
Total Operating Revenues	3,358	3,235	9,661	9,083
Non-Utility Operating Revenue [Member]
Operating revenues
Total Operating Revenues	$ 1,692	$ 1,693	$ 5,022	$ 4,940