Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)	Total	Common Stock	Common Stock Common Class A	Common Stock Common Class B	Treasury Stock	Additional Paid-in-capital	Accumulated Deficit
Balance at Dec. 31, 2020	$ 59,841,000	$ 63,000			$ (273,000)	$ 324,310,000	$ (264,259,000)
Balance (in shares) at Dec. 31, 2020		62,464			123
Stock-based compensation	424,000					424,000
Net income attributable to P10	2,215,000						2,215,000
Balance at Mar. 31, 2021	62,480,000	$ 63,000			$ (273,000)	324,734,000	(262,044,000)
Balance (in shares) at Mar. 31, 2021		62,464			123
Balance at Dec. 31, 2020	59,841,000	$ 63,000			$ (273,000)	324,310,000	(264,259,000)
Balance (in shares) at Dec. 31, 2020		62,464			123
Net income attributable to P10	7,777,000
Dividends declared	0
Balance at Sep. 30, 2021	69,070,000	$ 63,000			$ (273,000)	325,762,000	(256,482,000)
Balance (in shares) at Sep. 30, 2021		62,464			123
Balance at Mar. 31, 2021	62,480,000	$ 63,000			$ (273,000)	324,734,000	(262,044,000)
Balance (in shares) at Mar. 31, 2021		62,464			123
Stock-based compensation	567,000					567,000
Net income attributable to P10	1,978,000						1,978,000
Balance at Jun. 30, 2021	65,025,000	$ 63,000			$ (273,000)	325,301,000	(260,066,000)
Balance (in shares) at Jun. 30, 2021		62,464			123
Stock-based compensation	461,000					461,000
Net income attributable to P10	3,584,000						3,584,000
Balance at Sep. 30, 2021	69,070,000	$ 63,000			$ (273,000)	325,762,000	(256,482,000)
Balance (in shares) at Sep. 30, 2021		62,464			123
Balance at Dec. 31, 2021	395,164,000		$ 34,000	$ 83,000	$ (273,000)	650,405,000	(255,085,000)
Balance (in shares) at Dec. 31, 2021			34,464	82,727	123
Stock-based compensation	1,515,000					1,515,000
Deferred offering costs	(70,000)					(70,000)
Net income attributable to P10	7,792,000						7,792,000
Exchange of Class B common stock for Class A common stock (Amount)			$ 1,000	$ (1,000)
Exchange of Class B common stock for Class A common stock (Share)			1,222	(1,220)
Settlement of stock options repurchase	(12,466,000)					(12,466,000)
Balance at Mar. 31, 2022	391,935,000		$ 35,000	$ 82,000	$ (273,000)	639,384,000	(247,293,000)
Balance (in shares) at Mar. 31, 2022			35,686	81,507	123
Balance at Dec. 31, 2021	395,164,000		$ 34,000	$ 83,000	$ (273,000)	650,405,000	(255,085,000)
Balance (in shares) at Dec. 31, 2021			34,464	82,727	123
Net income attributable to P10	$ 24,563,000
Exercise of stock options (in shares)	41,570
Dividends declared	$ (1,000)
Balance at Sep. 30, 2022	407,212,000		$ 41,000	$ 76,000	$ (3,439,000)	641,055,000	(230,521,000)
Balance (in shares) at Sep. 30, 2022			41,102	76,143	412
Balance at Mar. 31, 2022	391,935,000		$ 35,000	$ 82,000	$ (273,000)	639,384,000	(247,293,000)
Balance (in shares) at Mar. 31, 2022			35,686	81,507	123
Stock-based compensation	2,717,000					2,717,000
Net income attributable to P10	11,154,000						11,154,000
Exchange of Class B common stock for Class A common stock (Amount)			$ 2,000	$ (2,000)
Exchange of Class B common stock for Class A common stock (Share)			1,622	(1,622)
Dividends declared	(1,000)					(1,000)
Dividends paid	(3,515,000)					(3,515,000)
Balance at Jun. 30, 2022	402,290,000		$ 37,000	$ 80,000	$ (273,000)	638,585,000	(236,139,000)
Balance (in shares) at Jun. 30, 2022			37,308	79,885	123
Stock-based compensation	2,790,000					2,790,000
Net income attributable to P10	5,617,000						5,617,000
Exchange of Class B common stock for Class A common stock (Amount)	(0)		$ 4,000	$ (4,000)
Exchange of Class B common stock for Class A common stock (Share)			(3,742)	3,742
Issuance of restricted stock awards (Share)			33
Issuance of restricted stock units (in shares)			297
Issuance of restricted stock units	3,278,000					3,278,000
Exercise of stock options (in shares)			11
Exercise of stock options	(72,000)					(72,000)
Treasury Stock, Stock repurchase (Shares)			(289)		289
Treasury Stock, Stock repurchase	3,166,000				$ (3,166,000)
Dividends declared	(1,000)						(1,000)
Dividends paid	(3,526,000)					(3,526,000)
Balance at Sep. 30, 2022	$ 407,212,000		$ 41,000	$ 76,000	$ (3,439,000)	$ 641,055,000	$ (230,521,000)
Balance (in shares) at Sep. 30, 2022			41,102	76,143	412