CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 3,609	$ 1,105
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred compensation	2,884	3,286
Depreciation and amortization	9,490	9,031
Amortization of deferred debt issuance costs and discounts	90	134
Other gains	18	552
Provision for doubtful accounts receivable	86	140
Deferred income tax expense	(307)	(1,275)
Accounts receivable	82	(641)
Other current assets	(1,076)	(121)
Accounts payable and other current liabilities	415	(176)
Other noncurrent assets	(300)	(321)
Other noncurrent liabilities	5,395	2,852
Net cash provided by operating activities	20,386	14,566
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(18,250)	(9,131)
Cash paid for acquisitions, net of cash acquired	(2,068)	(302)
Other cash flows from investing activities	(1)	(9)
Net cash used in investing activities	(20,319)	(9,442)
CASH FLOWS FROM FINANCING ACTIVITIES:
Dividends paid	(6,609)	(6,539)
Advances in aid of construction	3,817	3,304
Refunds of advances for construction	(1,007)	(992)
Refunds of developer taxes	(1,364)	0
Proceeds from stock option exercise	4	0
Principal payments under capital lease	(147)	(109)
Loan repayments	(4)	(22)
Repayments of bond debt	(1,917)	0
Proceeds from sale of stock	0	11,738
Payments for taxes related to net shares settlement of equity awards	(656)	0
Debt issuance costs paid	(46)	(73)
Payments of offering costs for sale of stock	0	(221)
Net cash provided by (used in) financing activities	(7,929)	7,086
INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH	(7,862)	12,210
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH — Beginning of period	21,305	9,095
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH – End of period	13,443	21,305
Supplemental Cash Flow Information [Abstract]
Cash and cash equivalents	12,637	18,033
Restricted Cash	806	3,272
Total cash, cash equivalents, and restricted cash	$ 13,443	$ 21,305