CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Temporary equity, shares outstanding (in shares)	2,012,729
Preferred stock, par value (in USD per share)	$ 0.001
Preferred stock, shares authorized (in shares)	21,000,000,000
Variable Rate Series A Perpetual Preferred Stock
Temporary equity, par value (in USD per share)	$ 0.001	$ 0.001
Temporary equity, shares authorized (in shares)	20,000,000	0
Temporary equity, shares issued (in shares)	2,012,729	0
Temporary equity, shares outstanding (in shares)	2,012,729	0
Temporary equity, redemption value	$ 201.3	$ 0.0
Temporary equity, liquidation preference	$ 201.3	$ 0.0
Predecessor Preferred Stock
Preferred stock, par value (in USD per share)	$ 0.00001	$ 0.00001
Preferred stock, shares authorized (in shares)	0	1,161,650
Preferred stock, shares issued (in shares)	0	1,158,802
Preferred stock, shares outstanding (in shares)	0	1,158,802
Predecessor Class A Common Stock
Common stock, par value (in USD per share)	$ 0.00001	$ 0.00001
Common stock, authorized (in shares)	0	2,000,000
Common stock, issued (in shares)	0	2,000,000
Common stock, outstanding (in shares)	0	2,000,000
Predecessor Class B Common Stock
Common stock, par value (in USD per share)	$ 0.00001	$ 0.00001
Common stock, authorized (in shares)	0	2,339,765
Common stock, issued (in shares)	0	400,970
Common stock, outstanding (in shares)	0	400,970
Class A Common Stock
Common stock, par value (in USD per share)	$ 0.001	$ 0.001
Common stock, authorized (in shares)	22,200,000,000	0
Common stock, issued (in shares)	34,936,745	0
Common stock, outstanding (in shares)	34,936,745	0
Class B Common Stock
Common stock, par value (in USD per share)	$ 0.001	$ 0.001
Common stock, authorized (in shares)	1,050,000,000	0
Common stock, issued (in shares)	9,776,540	0
Common stock, outstanding (in shares)	9,776,540	0