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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Share-Based and Other Deferred Compensation - LP Units and Stock Incentive Plan Additional Information (Details) $ in Thousands	1 Months Ended							3 Months Ended		9 Months Ended		12 Months Ended
	Feb. 28, 2025 shares	Jun. 30, 2024 shares	Jun. 30, 2023 shares	Feb. 28, 2023 shares	Dec. 31, 2022 shares	Dec. 31, 2021 shares	Jun. 30, 2019 shares	Sep. 30, 2025 USD ($) shares	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) shares	Sep. 30, 2024 USD ($)	Dec. 31, 2024 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
K LP Units to be Granted Upon Achievement of Benchmarks (in units)		328,000	60,000		270,000	800,000	173,000
February 6, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
K LP Units to be Granted Upon Achievement of Benchmarks (in units)	100,000
February 19, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
K LP Units to be Granted Upon Achievement of Benchmarks (in units)	100,000
LP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Limited Partnership Units Convertible Conversion Ratio										1
Third Amended Two Thousand Sixteen Stock Incentive Plan \| Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Additional Shares Authorized (in shares)												6,000,000
Number of Shares Available for Grant (in shares)								6,621,000		6,621,000
Class K-P Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)		328,000	60,000		200,000	400,000	220,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Converted in Period (in units)	50,000			193,000
Unvested Balance Outstanding (in shares)								1,093,000		1,093,000
Grant of K-P Units, Fair Value of Award \| $										$ 306,076
Class K Units Probable of Achievement (in units)										2,071,000
Compensation Expense \| $								$ 20,253	$ 15,844	$ 51,752	$ 31,099
Class K-P Units [Member] \| February 6, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)	35,000
Class K-P Units [Member] \| February 19, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)	20,000
Class K-P Units [Member] \| Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)	50,000			120,000	50,000		120,000
K LP Units to be Granted Upon Achievement of Benchmarks (in units)					50,000
Class K-P Units [Member] \| Share-based Payment Arrangement, Tranche One \| February 6, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)	17,500
Class K-P Units [Member] \| Share-based Payment Arrangement, Tranche One \| February 19, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)	10,000
Class K-P Units [Member] \| Share-based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)					50,000		100,000
K LP Units to be Granted Upon Achievement of Benchmarks (in units)					50,000
Class K-P Units [Member] \| Share-based Payment Arrangement, Tranche Two \| February 6, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)	17,500
Class K-P Units [Member] \| Share-based Payment Arrangement, Tranche Two \| February 19, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)	10,000
Class K-P Units [Member] \| Share-Based Payment Arrangement, Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)					50,000
K LP Units to be Granted Upon Achievement of Benchmarks (in units)					50,000
Class K-P Units [Member] \| Share-Based Payment Arrangement, Tranche Four
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of K-P Units (in units)					50,000