Earnings Per Share - Schedule of Computation of Basic and Diluted EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Numerator:
Numerator for basic calculation - Net income attributable to P10	$ 605	$ 7,792
Net income attributable to noncontrolling interest in P10 Intermediate	164	0
Numerator for earnings per share assuming dilution	$ 769	$ 7,792
Denominator:
Denominator for basic calculation - Weighted-average shares	115,921	117,193
Weighted shares assumed upon exercise of partnership units	3,917
Weighted shares assumed upon exercise of stock options	4,088	4,344
Denominator for earnings per share assuming dilution	123,926	121,537
Earnings per share - basic	$ 0.01	$ 0.07
Earnings per share - diluted	$ 0.01	$ 0.06