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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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Number of shares authorized for issuance under share-based payment arrangement.

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Percentage of vesting of award under share-based payment arrangement.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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SHARE-BASED COMPENSATION - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Jan. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense	$ 67,162,000	$ 47,926,000	$ 159,985,000
Share based compensation - Unrecognized deferred compensation cost	111,808,000
Amount of deferred cash-dominated award				$ 10
Carry Unit Plan \| Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense	4,570,000	23,050,000	0
Share based compensation - Unrecognized deferred compensation cost	611,000
2017 LTIP \| Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense	47,222,000	$ 33,809,000	$ 63,458,000
Share based compensation - Unrecognized deferred compensation cost	$ 41,870,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	21,314,660	19,975,943	3,597,775
2017 LTIP \| Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period	10 years
Share based compensation expense	$ 997,000	$ (3,850,000)	$ 86,307,000
Share based compensation - Unrecognized deferred compensation cost	$ 2,035,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross		640	7,888,472
2019 LTIP [Member] \| Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years
2019 LTIP [Member] \| Restricted Stock \| Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	50.00%
2019 LTIP [Member] \| Restricted Stock \| Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	25.00%
2019 LTIP [Member] \| Restricted Stock \| Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	25.00%
2021 Lightpath Incentive Plan \| Class A-2 management incentive units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards authorized (in shares)	350,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	280,905
2017 LTIP 4 Year Award \| Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years
2017 LTIP 4 Year Award \| Stock options \| Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	50.00%
2017 LTIP 4 Year Award \| Stock options \| Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	25.00%
2017 LTIP 4 Year Award \| Stock options \| Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	25.00%
2017 LTIP 3 Year Award \| Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
2017 LTIP 3 Year Award \| Stock options \| Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage	33.00%
2017 Amended LTIP \| Share-Based Payment Arrangement
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards authorized (in shares)	89,879,291