CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) $ in Millions	Total	Shares, Class A Common Stock	Total controlling interest stockholders’ equity	Common Stock Shares, Class A Common Stock	Treasury Stock	Retained earnings	Additional paid-in capital
Common stock, shares outstanding (in shares) at Dec. 31, 2023				25,756,017
Treasury stock, beginning (in shares) at Dec. 31, 2023					(2,357,328)
Balance at the beginning of the period at Dec. 31, 2023			$ 271.8	$ 0.3	$ (23.1)	$ 28.4	$ 266.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares under share-based compensation plans (in shares)				535,925
Shares withheld for taxes on equity transactions (in shares)				(161,368)
Shares withheld for taxes on equity transactions			(1.8)				(1.8)
Repurchase of Class A common stock (in shares)					(1,520,300)
Repurchase of Class A Common Stock			(15.5)		$ (15.5)
Net income	$ 18.4		18.4			18.4
Dividends declared			(4.6)			(4.6)
Equity based compensation			5.5				5.5
Common stock, shares outstanding (in shares) at Dec. 31, 2024		22,252,946		26,130,574
Treasury stock, ending (in shares) at Dec. 31, 2024	(3,877,628)				(3,877,628)
Balance at the end of the period at Dec. 31, 2024			273.8	$ 0.3	$ (38.6)	42.2	269.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares under share-based compensation plans (in shares)				441,640
Shares withheld for taxes on equity transactions (in shares)				(135,299)
Issuance in connection with acquisitions (in shares)				1,998,401
Issuance of Class A Common Stock in connection with acquisitions			27.5				27.5
Shares withheld for taxes on equity transactions			(2.0)				(2.0)
Repurchase of Class A common stock (in shares)					(994,400)
Repurchase of Class A Common Stock			(12.3)		$ (12.3)
Net income	$ 12.3		12.3			12.3
Dividends declared			(5.6)			(5.6)
Equity based compensation			6.4				6.4
Common stock, shares outstanding (in shares) at Dec. 31, 2025		23,563,288		28,435,316
Treasury stock, ending (in shares) at Dec. 31, 2025	(4,872,028)				(4,872,028)
Balance at the end of the period at Dec. 31, 2025			$ 300.1	$ 0.3	$ (50.9)	$ 48.9	$ 301.8