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Stock-Based Compensation - Stock Grants Narrative (Details) - 2020 Incentive Award Plan - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended
	Oct. 31, 2024	Jun. 30, 2024	Mar. 31, 2022	Sep. 30, 2024	Sep. 30, 2023
Class B Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fully vested shares granted (in shares)				11,391	12,639
Fully vested shares granted				$ 600	$ 600
Time-Based Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)		300,964	199,076
Vesting percentage		20.00%
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	265,233
Award vesting period	4 years
Unrecognized compensation cost, excluding options	$ 13,200
Cost not yet recognized, period for recognition	4 years
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event \| Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	25.00%
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event \| Share-based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	25.00%
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event \| Share-based Payment Arrangement, Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	25.00%
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event \| Share-Based Payment Arrangement, Tranche Four
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	25.00%
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event \| Key Colleagues
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	205,592
Award vesting period	3 years
Unrecognized compensation cost, excluding options	$ 10,200
Cost not yet recognized, period for recognition	2 years 9 months 18 days
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event \| Key Colleagues \| Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	33.30%
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event \| Key Colleagues \| Share-based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	33.30%
Time-Based Restricted Stock Units (RSUs) \| Subsequent Event \| Key Colleagues \| Share-based Payment Arrangement, Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	33.30%