CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Beginning Balance at Dec. 31, 2021	$ 302,214	$ 14,139	$ 225,544	$ 107,645	$ (51,419)	$ 6,305	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	21,504			21,522			(18)
Other comprehensive loss	(28,846)					(28,846)
Contributions from noncontrolling interest	598						598
Exercise of stock options	474	21	453
Purchase of treasury stock	(8,151)				(8,151)
Stock based compensation	321		321
Dividends: Common Stock	(5,279)			(5,279)
Ending Balance at Jun. 30, 2022	282,835	14,160	226,318	123,888	(59,570)	(22,541)	580
Beginning Balance at Mar. 31, 2022	291,880	14,139	225,700	115,727	(53,412)	(10,872)	598
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	10,766			10,784			(18)
Other comprehensive loss	(11,669)					(11,669)
Exercise of stock options	474	21	453
Purchase of treasury stock	(6,158)				(6,158)
Stock based compensation	165		165
Dividends: Common Stock	(2,623)			(2,623)
Ending Balance at Jun. 30, 2022	282,835	14,160	226,318	123,888	(59,570)	(22,541)	580
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity attributable to Guaranty Bancshares, Inc.	294,984
Beginning Balance at Dec. 31, 2022	295,558	14,209	227,727	137,565	(60,257)	(24,260)	574
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	17,853			17,862			(9)
Other comprehensive loss	(2,245)					(2,245)
Exercise of stock options	225	8	217
Purchase of treasury stock	(8,850)				(8,850)
Restricted stock grants		1	(1)
Stock based compensation	298		298
Dividends: Common Stock	(5,412)			(5,412)
Ending Balance at Jun. 30, 2023	297,427	14,218	228,241	150,015	(69,107)	(26,505)	565
Beginning Balance at Mar. 31, 2023	300,270	14,218	228,091	143,102	(61,001)	(24,710)	570
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	9,576			9,581			(5)
Other comprehensive loss	(1,795)					(1,795)
Exercise of stock options	0		0
Purchase of treasury stock	(8,106)				(8,106)
Stock based compensation	150		150
Dividends: Common Stock	(2,668)			(2,668)
Ending Balance at Jun. 30, 2023	297,427	$ 14,218	$ 228,241	$ 150,015	$ (69,107)	$ (26,505)	$ 565
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity attributable to Guaranty Bancshares, Inc.	$ 296,862