CONSOLIDATED STATEMENTs OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Westwood Holdings Group, Inc. Common Stock, Par	Additional Paid-In Capital	Treasury Stock	Noncontrolling Interest	Retained Earnings (Accumulated Deficit)
BALANCE at Dec. 31, 2021	$ 117,906	$ 107	$ 195,187	$ (81,750)	$ 0	$ 4,362
BALANCE, shares at Dec. 31, 2021		8,253,491
Net loss	(4,628)					(4,628)
Issuance of restricted stock, net of forfeitures		$ 8	(8)
Issuance of restricted stock, net of forfeitures, shares		868,900
Stock-based compensation expense	6,001		6,001
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid	(1,166)		(1,166)
Dividends declared ($2.07 in 2015, $1.82 per share in 2014, $1.64 per share in 2013)	(3,987)					(3,987)
Purchases of treasury stock	(2,851)			(2,851)
Purchases of treasury stock, shares		(205,521)
Issuance of treasury stock under employee stock plans, shares		2,564
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures			(100)	100
Restricted stock returned for payment of taxes	(627)			(627)
Restricted stock returned for payment of taxes, shares		(37,603)
BALANCE at Dec. 31, 2022	110,648	$ 115	199,914	(85,128)	0	(4,253)
BALANCE, shares at Dec. 31, 2022		8,881,831
Net loss	10,571					9,520
Issuance of restricted stock, net of forfeitures		$ 4	(4)
Issuance of restricted stock, net of forfeitures, shares		329,194
Stock-based compensation expense	6,518		6,518
Distributed Earnings	(4,806)		(4,806)
Dividends declared ($2.07 in 2015, $1.82 per share in 2014, $1.64 per share in 2013)	(617)					(617)
Restricted stock returned for payment of taxes	(862)			(862)
Restricted stock returned for payment of taxes, shares		(70,265)
BALANCE at Dec. 31, 2023	$ 120,401	$ 119	201,622	(85,990)	2,045	4,650
BALANCE, shares at Dec. 31, 2023	8,904,902	9,140,760
Net Income (Loss) Attributable to Noncontrolling Interest	$ 1,051
Business Combination, Acquisition of Less than 100 Percent of Broadmark, Noncontontrolling Interest	994
Noncontrolling Interest, Increase from Business Combination	994
Accumulated Other Comprehensive Income (Loss), Tax	(46)
Net loss	2,211					2,215
Issuance of restricted stock, net of forfeitures		$ 3	(3)
Issuance of restricted stock, net of forfeitures, shares		280,342
Stock-based compensation expense	5,537		5,537
Distributed Earnings	(658)		(4,917)
Dividends declared ($2.07 in 2015, $1.82 per share in 2014, $1.64 per share in 2013)	(4,917)					(658)
Purchases of treasury stock	(1,348)			(1,348)
Purchases of treasury stock, shares		(108,225)
Restricted stock returned for payment of taxes	(939)			(939)
Restricted stock returned for payment of taxes, shares		(78,302)
BALANCE at Dec. 31, 2024	$ 120,291	$ 122	$ 202,239	$ (88,277)	$ 2,041	$ 6,207
BALANCE, shares at Dec. 31, 2024		9,234,575
Net Income (Loss) Attributable to Noncontrolling Interest	$ (4)
Business Combination, Acquisition of Less than 100 Percent of Broadmark, Noncontontrolling Interest	994
Accumulated Other Comprehensive Income (Loss), Tax	$ 43