Consolidated Statements of Income and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues
Total revenues	$ 268,743	$ 315,611	$ 780,104	$ 975,903
Expenses
Personnel	136,507	157,059	388,425	469,608
Amortization and depreciation	57,479	59,846	170,737	177,101
Provision (benefit) for credit losses	421	1,218	(11,088)	(13,120)
Interest expense on corporate debt	17,594	9,306	49,878	22,123
Other operating expenses	28,529	33,991	83,322	102,400
Total expenses	240,530	261,420	681,274	758,112
Income (loss) from operations	28,213	54,191	98,830	217,791
Income tax expense	7,069	7,532	24,695	46,495
Net income (loss) before noncontrolling interests	21,144	46,659	74,135	171,296
Net income (loss) from noncontrolling interests	(314)	(174)	(1,623)	(1,032)
Walker & Dunlop net income (loss)	21,458	46,833	75,758	172,328
Net change in unrealized gains (losses) on pledged available-for-sale securities, net of taxes	(399)	(1,238)	(296)	(4,018)
Walker & Dunlop comprehensive income	$ 21,059	$ 45,595	$ 75,462	$ 168,310
Basic earnings per share (NOTE 10)	$ 0.64	$ 1.41	$ 2.26	$ 5.18
Diluted earnings per share (NOTE 10)	$ 0.64	$ 1.40	$ 2.25	$ 5.13
Basic weighted-average shares outstanding	32,737	32,290	32,654	32,300
Diluted weighted-average shares outstanding	32,895	32,620	32,853	32,645
Loan origination and debt brokerage fees, Net
Revenues
Total revenues	$ 56,149	$ 90,858	$ 168,201	$ 275,773
Fair value of expected net cash flows from servicing, net
Revenues
Total revenues	35,375	55,291	107,446	159,970
Servicing fees
Revenues
Total revenues	79,200	75,975	232,027	222,916
Property sales broker fees
Revenues
Total revenues	16,862	30,308	38,831	100,092
Investment management fees
Revenues
Total revenues	13,362	16,301	44,844	47,345
Net warehouse interest income (expense)
Revenues
Total revenues	(2,031)	3,980	(3,556)	14,021
Placement fees and other interest income
Revenues
Total revenues	43,000	18,129	109,310	26,683
Other revenue
Revenues
Total revenues	$ 26,826	$ 24,769	$ 83,001	$ 129,103