Consolidated Statements of Changes in Shareholders' Equity (Deficit) - USD ($) $ in Thousands	Total	Class A Shares	Class B Shares	Common Stock Par Value Class A Shares	Common Stock Par Value Class B Shares	Additional Paid-in Capital	Accumulated Deficit	Shareholders’ Deficit Attributable to Class A Shareholders	Shareholders’ Equity Attributable to Noncontrolling Interests
Dividends Paid per Class A Share (in dollars per share)	$ 0.23
Balance at Beginning of Period (shares) at Dec. 31, 2018		19,905,126	29,458,948
Balance at Beginning of Period (values) at Dec. 31, 2018				$ 0	$ 0	$ 3,135,841	$ (3,564,727)		$ 419,431
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity-based compensation		579,304	(249,996)
Equity-based compensation, net of taxes				0	0	19,700			14,418
Dividend equivalents on Class A restricted share units						539	(539)
Impact of changes in Sculptor Operating Group ownership						(124)			124
Reallocation of equity and income tax effects of Recapitalization						35,408			(39,086)
Change in redemption value of Preferred Units	$ (101,406)					44,364			57,042
Cash dividends declared on Class A Shares							(4,703)
Comprehensive net loss, excluding amounts attributable to redeemable noncontrolling interests							(7,281)		(7,234)
Capital contributions									427
Capital distributions									(285)
Balance at End of Period (shares) at Mar. 31, 2019		20,484,430	29,208,952
Balance at End of Period (values) at Mar. 31, 2019	$ 103,315			0	0	3,235,728	(3,577,250)	$ (341,522)	444,837
Dividends Paid per Class A Share (in dollars per share)	$ 0.53
Balance at Beginning of Period (shares) at Dec. 31, 2019		21,284,945	29,208,952
Balance at Beginning of Period (values) at Dec. 31, 2019	$ 215,461			213	292	117,936	(343,759)		440,779
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity-based compensation		661,694	3,636,462
Equity-based compensation, net of taxes				6	36	13,484			9,870
Dividend equivalents on Class A restricted share units						875	(875)
Impact of changes in Sculptor Operating Group ownership						0			0
Reallocation of equity and income tax effects of Recapitalization						0			0
Change in redemption value of Preferred Units						(1,327)			0
Cash dividends declared on Class A Shares							(11,613)
Comprehensive net loss, excluding amounts attributable to redeemable noncontrolling interests							(26,940)		(26,085)
Capital contributions									1,490
Capital distributions									(286)
Balance at End of Period (shares) at Mar. 31, 2020		21,946,639	32,845,414
Balance at End of Period (values) at Mar. 31, 2020	$ 174,096			$ 219	$ 328	$ 130,968	$ (383,187)	$ (251,672)	$ 425,768