Condensed Consolidated Statements of Changes in Equity - USD ($) $ in Thousands	Total	Smith Mack	Common Stock Class A Common Stock	Common Stock Class A Common Stock Smith Mack	Common Stock Class B Common Stock	Additional Paid-in Capital	Additional Paid-in Capital Smith Mack	Treasury Stock	Retained Deficit	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest in Subsidiaries	Noncontrolling Interest in Subsidiaries Smith Mack
Beginning balance at Dec. 31, 2022	$ 733,208		$ 4,719		$ 459	$ 2,559,418		$ (711,454)	$ (1,138,066)	$ (45,431)	$ 63,563
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Consolidated net income (loss)	21,170								18,978		2,192
Other comprehensive income (loss), net of tax	2,268									1,909	359
Equity-based compensation	7,060		21			5,374					1,665
Dividends to common stockholders and participating RSU holders	(3,739)								(3,739)
Earnings distributions to limited partnership interests and other noncontrolling interests	(6,453)										(6,453)
Grant of exchangeability and redemption of limited partnership interests	48,549	$ 2,761	131	$ 7		36,694	$ 2,340				11,724	$ 414
Issuance of common stock	196		0			186					10
Redemption of FPUs	(66)										(66)
Repurchase of Class A common stock	(4,208)							(3,575)			(633)
Forfeiture of Class A common stock	(49)					10		(52)			(7)
Contributions of capital to and from Cantor for equity-based compensation	355					271					84
Other	(34)					(34)
Ending balance at Mar. 31, 2023	801,018		4,878		459	2,604,259		(715,081)	(1,122,827)	(43,522)	72,852
Beginning balance at Dec. 31, 2023	898,156		4,036		1,095	2,105,130		(67,414)	(1,119,182)	(38,582)	13,073
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Consolidated net income (loss)	49,041								49,210		(169)
Other comprehensive income (loss), net of tax	(4,829)									(4,688)	(141)
Equity-based compensation	53,577		62			53,527		(12)
Dividends to common stockholders and participating RSU holders	(4,847)								(4,847)
Issuance of common stock	(299)					(299)
Repurchase of Class A common stock	(68,609)							(68,609)
Forfeiture of Class A common stock	(785)					635		(1,420)
Contributions of capital to and from Cantor for equity-based compensation	301					301
Issuance of Class A common stock and RSUs for acquisitions, 472,255 shares	3,163		5			3,158
Other	2					2
Ending balance at Mar. 31, 2024	$ 924,871		$ 4,103		$ 1,095	$ 2,162,454		$ (137,455)	$ (1,074,819)	$ (43,270)	$ 12,763