The intrinsic value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units, as calculated by applying the disclosed pricing methodology.

No definition available.

Employee Incentive Plans - Restricted and Performance Awards (Details) - USD ($) $ / shares in Units, $ in Millions		1 Months Ended	3 Months Ended
	Dec. 31, 2023	Feb. 29, 2024	Mar. 31, 2024	Mar. 31, 2023
Unvested unit-based awards
Number of Units
Unvested, beginning of period (in shares)			5,445,980
Granted (in shares)			1,343,217
Vested (in shares)			(2,309,954)
Forfeited (in shares)			(5,397)
Unvested, end of period (in shares)	5,445,980		4,473,846
Aggregate intrinsic value, end of period			$ 61.0
Weighted Average Grant-Date Fair Value
Unvested, beginning of period (in dollars per share)			$ 7.27
Granted (in dollars per share)			12.36
Vested (in dollars per share)			3.94
Forfeited (in dollars per share)			9.96
Unvested, end of period (in dollars per share)	$ 7.27		$ 10.51
Incentive unit award vesting period	3 years		3 years
Units withheld for payroll taxes (in shares)			680,384
Aggregate intrinsic value of units vested			$ 28.1	$ 27.1
Fair value of units vested			9.1	13.4
Unrecognized compensation cost related to non-vested restricted incentive units			$ 29.7
Unrecognized compensation costs, weighted average period for recognition (in years)			2 years 1 month 6 days
Performance units
Number of Units
Unvested, beginning of period (in shares)			2,236,744
Granted (in shares)			508,586
Vested (in shares)			(1,061,232)
Forfeited (in shares)			(39,052)
Unvested, end of period (in shares)	2,236,744		1,645,046
Aggregate intrinsic value, end of period			$ 22.4
Weighted Average Grant-Date Fair Value
Unvested, beginning of period (in dollars per share)			$ 6.37
Granted (in dollars per share)			12.92
Vested (in dollars per share)			4.77
Forfeited (in dollars per share)			11.84
Unvested, end of period (in dollars per share)	$ 6.37		$ 9.30
Units withheld for payroll taxes (in shares)			576,040
Aggregate intrinsic value of units vested			$ 19.2	22.0
Fair value of units vested			5.1	$ 8.1
Unrecognized compensation cost related to non-vested restricted incentive units			$ 13.4
Unrecognized compensation costs, weighted average period for recognition (in years)			2 years
Performance Units:
Beginning TSR Price (in dollars per share)		$ 12.92
Grant-date fair value (in dollars per share)		$ 12.74
Risk-free interest rate (as a percent)		4.46%
Volatility factor (as a percent)		41.51%
Performance units \| Minimum
Performance Units:
Percent of units vesting (as a percent)			0.00%
Performance units \| Maximum
Performance Units:
Percent of units vesting (as a percent)			200.00%