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	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
Beginning balance (in shares) at Dec. 31, 2021																	2,415			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		(27,365)					(16,600)																	(16,600)			(10,765)
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
SmarterChaos DMSH units redeemed and issued to Class A Common Stock (in shares)	[1]																	10
Stock-based compensation		5,695					5,695														5,695
Shares issued under the 2020 Omnibus Incentive Plan (in shares)																	45
Distributions to non-controlling interest holders	[2]	(573)																									(573)
Treasury shares purchased under the 2020 Omnibus Incentive Plan (in shares)																	(8)
Treasury stock purchased under the 2020 Omnibus Incentive Plan		(156)					(156)																$ (156)
Impact of transactions affecting non-controlling interest	[3]	0					(7,621)														(7,621)						7,621
Ending balance (in shares) at Sep. 30, 2022																	2,661			1,713
Ending balance (in shares) (Change In Percent Calculation) at Sep. 30, 2022																	2,661			1,713
Ending balance at Sep. 30, 2022		(60,217)					(34,859)										$ 4			$ 3	(17,539)		(156)	(17,171)			(25,358)
Ending balance (Change In Percent Calculation) at Sep. 30, 2022		(60,217)					(34,859)										$ 4			$ 3	(17,166)		(156)	(17,544)			(25,358)
Beginning balance (in shares) at Jun. 30, 2022																	2,437			1,713
Beginning balance at Jun. 30, 2022		(61,519)					(33,367)										$ 3			$ 3	(22,313)			(11,060)			(28,152)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss		(10,121)					(6,111)																	(6,111)			(4,010)
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
Stock-based compensation		1,579					1,579														1,579
Shares issued under the 2020 Omnibus Incentive Plan (in shares)																	33
Treasury shares purchased under the 2020 Omnibus Incentive Plan (in shares)																	(8)
Treasury stock purchased under the 2020 Omnibus Incentive Plan		(156)					(156)																(156)
Impact of transactions affecting non-controlling interest	[4]	0					(6,804)														(6,804)						6,804
Ending balance (in shares) at Sep. 30, 2022																	2,661			1,713
Ending balance (in shares) (Change In Percent Calculation) at Sep. 30, 2022																	2,661			1,713
Ending balance at Sep. 30, 2022		(60,217)					(34,859)										$ 4			$ 3	(17,539)		(156)	(17,171)			(25,358)
Ending balance (Change In Percent Calculation) at Sep. 30, 2022		(60,217)					(34,859)										$ 4			$ 3	(17,166)		(156)	(17,544)			(25,358)
Preferred stock, beginning balance (in shares) at Dec. 31, 2022	[5]										0
Increase (Decrease) in Temporary Equity [Roll Forward]
Convertible redeemable preferred stock (in shares)											140		80	[5]	60	[5]
Convertible redeemable preferred stock, value	[5]												$ 2,853		$ 2,140
Accretion convertible redeemable preferred stock, value	[5]												6,391		4,794
Preferred stock dividends	[5],[6]												$ 178		$ 134
Preferred stock, ending balance (in shares) at Sep. 30, 2023											140	[7]	80		60
Preferred stock, ending balance (in shares) (Change In Percent Calculation) at Sep. 30, 2023	[5]										140
Beginning balance (in shares) at Dec. 31, 2022																	2,695			1,713
Beginning balance at Dec. 31, 2022		(83,947)					(47,124)				$ 0	[5]					$ 4			$ 3	(14,054)		(181)	(32,896)			(36,823)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss		(85,299)					(52,200)																	(52,200)			(33,099)
Stock-based compensation		3,106					3,106														3,106
Accretion convertible redeemable preferred stock				$ 6,391	$ 4,794				$ 6,391	$ 4,794															$ 6,391	$ 4,794
Preferred stock dividends	[6]			(178)	(134)				(178)	(134)															(178)	(134)
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 (in shares)	[8]																41			(41)
Impact of transactions affecting non-controlling interest	[8]	$ 0					(1,129)														(1,129)						1,129
Ending balance (in shares) at Sep. 30, 2023		1,672				2,766											2,766			1,672
Ending balance (in shares) (Change In Percent Calculation) at Sep. 30, 2023																	2,766			1,672
Ending balance at Sep. 30, 2023		$ (177,691)					(108,898)				16,490	[7]					$ 4			$ 3	(12,077)		(235)	(96,593)			(68,793)
Ending balance (Change In Percent Calculation) at Sep. 30, 2023		(177,691)					(108,898)				$ 16,490	[5]					$ 4			$ 3	(12,077)		(235)	(96,593)			(68,793)
Preferred stock, beginning balance (in shares) at Jun. 30, 2023	[7]										140
Increase (Decrease) in Temporary Equity [Roll Forward]
Preferred stock dividends	[7],[9]												$ 89		$ 67
Preferred stock, ending balance (in shares) at Sep. 30, 2023											140	[7]	80		60
Preferred stock, ending balance (in shares) (Change In Percent Calculation) at Sep. 30, 2023	[5]										140
Beginning balance (in shares) at Jun. 30, 2023																	2,704			1,713
Beginning balance at Jun. 30, 2023		(161,012)					(95,762)				$ 16,334	[7]					$ 4			$ 3	(9,783)		(211)	(85,775)			(65,250)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss		(17,107)					(10,662)																	(10,662)			(6,445)
Stock-based compensation		608					608														608
Preferred stock dividends	[9]			$ (89)	$ (67)				$ (89)	$ (67)															$ (89)	$ (67)
Shares issued under the 2020 Omnibus Incentive Plan (in shares)																	26
Treasury shares purchased under the 2020 Omnibus Incentive Plan (in shares)																	(5)
Treasury stock purchased under the 2020 Omnibus Incentive Plan		(24)					(24)																(24)
Impact of transactions affecting non-controlling interest (in shares)	[10]																41			(41)
Impact of transactions affecting non-controlling interest	[10]	$ 0					(2,902)														(2,902)						2,902
Ending balance (in shares) at Sep. 30, 2023		1,672				2,766											2,766			1,672
Ending balance (in shares) (Change In Percent Calculation) at Sep. 30, 2023																	2,766			1,672
Ending balance at Sep. 30, 2023		$ (177,691)					(108,898)				16,490	[7]					$ 4			$ 3	(12,077)		(235)	(96,593)			(68,793)
Ending balance (Change In Percent Calculation) at Sep. 30, 2023		$ (177,691)					$ (108,898)				$ 16,490	[5]					$ 4			$ 3	$ (12,077)		$ (235)	$ (96,593)			$ (68,793)

[1] 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.

[2] 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.

[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] The carrying amount of non-controlling interest was adjusted to reflect the change in ownership interest caused by shares issued in connection with the Crisp Earnout and shares issued under the 2020 Omnibus Incentive Plan.

[5] See Note 8. Fair Value Measurements and Note 9. Equity.

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

[7] See Note 8. Fair Value Measurements and Note 9. Equity.

[8] The carrying amount of non-controlling interest was adjusted to reflect the change in ownership interest caused by shares issued in connection with the shares issued under the 2020 Omnibus Incentive Plan.

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

[10] The carrying amount of non-controlling interest was adjusted to reflect the change in ownership interest caused by shares issued in connection with the shares issued under the 2020 Omnibus Incentive Plan.