Consolidated Statements of Changes in Preferred Stock and Stockholders’ Deficit - USD ($) shares in Thousands, $ in Thousands		Total	Crisp Results	Series A Preferred Stock	Series B Preferred Stock	Class A Common Stock	Total Stockholders' Deficit	Total Stockholders' Deficit Crisp Results	Total Stockholders' Deficit Series A Preferred Stock	Total Stockholders' Deficit Series B Preferred Stock	Preferred Stock		Preferred Stock Series A Preferred Stock		Preferred Stock Series B Preferred Stock		Common Stock Class A Common Stock	Common Stock Class A Common Stock Smarter Chaos	Common Stock Class A Common Stock Crisp Results	Common Stock Class B Common Stock	Common Stock Class B Common Stock Smarter Chaos	Additional Paid-in Capital	Additional Paid-in Capital Crisp Results	Treasury Stock	Cumulative Deficit	Cumulative Deficit Series A Preferred Stock	Cumulative Deficit Series B Preferred Stock	Non- controlling Interest
Preferred stock, ending balance (in shares) at Dec. 31, 2022	[1]										0
Beginning balance (in shares) at Dec. 31, 2021																	2,447			1,713
Beginning balance at Dec. 31, 2021		$ (47,818)					$ (26,177)										$ 3			$ 3		$ (25,239)			$ (944)			$ (21,641)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss		(52,500)					(31,952)																		(31,952)			(20,548)
Shares redeemed and issued to Class A Common Stock (in shares)	[2]																	10
Stock-based compensation		7,125					7,125															7,125
Shares issued under the 2020 Omnibus Incentive Plan (in shares)																	48
Treasury shares purchased under the 2020 Omnibus Incentive Plan (in shares)																	(9)
Treasury stock purchased under the 2020 Omnibus Incentive Plan		(181)					(181)																	$ (181)
Impact of transactions affecting non-controlling interest	[3]	0					(5,939)															(5,939)						5,939
Shares issued in connection with the Crisp Earnout (in shares)																			199
Shares issued in connection with the Crisp Earnout			$ 10,000					$ 10,000											$ 1				$ 9,999
Distributions to non-controlling interest holders	[4]	(573)																										(573)
Ending balance (in shares) at Dec. 31, 2022																	2,695			1,713
Ending balance (in shares) (Change In Percent Calculation) at Dec. 31, 2022																	2,695			1,713
Ending balance at Dec. 31, 2022		(83,947)					(47,124)				$ 0	[1]					$ 4			$ 3		(14,054)		(181)	(32,896)			(36,823)
Ending balance (Change In Percent Calculation) at Dec. 31, 2022		(83,947)					(47,124)										$ 4			$ 3		(14,054)		(181)	(32,896)			(36,823)
Increase (Decrease) in Temporary Equity [Roll Forward]
Convertible redeemable preferred stock (in shares)											140		80	[1]	60	[1]
Convertible redeemable preferred stock	[1]												$ 2,853		$ 2,140
Accretion convertible redeemable preferred stock	[1]												6,391		4,794
Preferred stock dividends	[1],[5]												$ 267		$ 201
Preferred stock, ending balance (in shares) at Dec. 31, 2023													80		60
Preferred stock, ending balance (in shares) (Change In Percent Calculation) at Dec. 31, 2023	[1]										140
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss		(122,693)					(81,681)																		(81,681)			(41,012)
Shares redeemed and issued to Class A Common Stock (in shares)																		1,562			(1,562)
Stock-based compensation		3,686					3,686															3,686
Accretion of convertible redeemable preferred stock				$ (6,391)	$ (4,794)				$ (6,391)	$ (4,794)																$ (6,391)	$ (4,794)
Preferred stock dividends	[5]			$ (267)	$ (201)				$ (267)	$ (201)																$ (267)	$ (201)
Shares issued under the 2020 Omnibus Incentive Plan (in shares)																	38
Treasury shares purchased under the 2020 Omnibus Incentive Plan (in shares)																	(8)
Treasury stock purchased under the 2020 Omnibus Incentive Plan		(54)					(54)																	(54)
Impact of transactions affecting non-controlling interest	[6]	$ 0					(70,155)															(70,155)						70,155
Ending balance (in shares) at Dec. 31, 2023		1,672				2,766
Ending balance (in shares) (Change In Percent Calculation) at Dec. 31, 2023																	4,287			151
Ending balance at Dec. 31, 2023		$ (214,661)
Ending balance (Change In Percent Calculation) at Dec. 31, 2023		$ (214,661)					$ (206,981)				$ 16,646	[1]					$ 4			$ 3		$ (80,523)		$ (235)	$ (126,230)			$ (7,680)

[1] See Note 10. Fair Value Measurements and Note 11. Equity

[2] On January 17, 2022, the Sellers of SmarterChaos redeemed their remaining non-controlling interest held through DMSH Units in exchange for 10 thousand shares of Class A Common Stock in DMS, Inc. The non-controlling interest held by the Sellers of SmarterChaos did not include related Class B Common Stock to be retired upon redemption.

[3] The carrying amount of non-controlling interest was adjusted primarily to reflect the change in ownership interest caused by additional DMSH units redeemed and issued to Class A Common Stock by the Sellers of SmarterChaos, shares issued in connection with the Crisp Earnout and shares issued under the 2020 Omnibus Incentive Plan.

[4] Represents tax distributions to shareholders Prism, Clairvest and the Sellers of SmarterChaos. As of September 30, 2022, $10 thousand of these distributions had not been paid.

[5] Represents Series A and Series B preferred stock dividends, which have not been paid.

[6] The carrying amount of non-controlling interest was adjusted primarily to reflect the change in ownership interest caused by additional controlling shares contributed as a result of the shares issued under the 2020 Omnibus Incentive Plan and the non-controlling redemptions by Prism.