CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Contributed Capital	Retained Earnings
Beginning balance at Dec. 31, 2020	$ 149,092	$ 423	$ 13,340	$ 135,329
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	11,888			11,888
Stock-based compensation expense	854		854
Shares sold under at-the-market offering program	2,830	9	2,821
Vesting of restricted awards	0	1	(1)
Cancellation of shares withheld to cover taxes upon vesting of restricted awards	(101)		(101)
Dividends declared:
Common stock	(4,112)			(4,112)
Awards under LTIP	(65)			(65)
Ending balance at Dec. 31, 2021	160,386	433	16,913	143,040
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	3,487			3,487
Stock-based compensation expense	1,022		1,022
Shares sold under at-the-market offering program	1,724	5	1,719
Vesting of restricted awards	0	2	(2)
Cancellation of shares withheld to cover taxes upon vesting of restricted awards	(110)		(110)
Issuance of common shares for acquisition	425	2	423
Repurchase of common shares	(69,928)	(194)		(69,734)
Dividends declared:
Common stock	(3,746)			(3,746)
Awards under LTIP	(83)			(83)
Ending balance at Dec. 31, 2022	93,177	248	19,965	72,964
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	212			212
Stock-based compensation expense	1,193		1,193
Shares sold under at-the-market offering program	549	1	548
Vesting of restricted awards	322	4	318
Cancellation of shares withheld to cover taxes upon vesting of restricted awards	(222)		(222)
Dividends declared:
Common stock	(2,434)			(2,434)
Awards under LTIP	(81)			(81)
Ending balance at Dec. 31, 2023	$ 92,716	$ 253	$ 21,802	$ 70,661