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GOODWILL AND INTANGIBLE ASSETS - Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Acquired Indefinite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 797,645	$ 797,645
Accumulated Amortization	250,560	232,406
Total	547,085	565,239
Indefinite-Lived Intangible Assets	2,101,346	2,101,346
Intangible assets, net	2,648,431	2,666,585
Franchise agreements
Acquired Indefinite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets	2,100,546	2,100,546
Trademarks and trade names
Acquired Indefinite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets	800	800
Customer relationships
Acquired Indefinite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	784,381	784,381
Accumulated Amortization	243,037	225,445
Total	$ 541,344	558,936
Customer relationships | Minimum
Acquired Indefinite-Lived Intangible Assets [Line Items]
Useful Life Range (in years)	13 years 6 months
Customer relationships | Maximum
Acquired Indefinite-Lived Intangible Assets [Line Items]
Useful Life Range (in years)	17 years
Trademarks and trade names
Acquired Indefinite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 11,846	11,846
Accumulated Amortization	7,201	6,675
Total	$ 4,645	5,171
Trademarks and trade names | Minimum
Acquired Indefinite-Lived Intangible Assets [Line Items]
Useful Life Range (in years)	2 years 8 months 12 days
Trademarks and trade names | Maximum
Acquired Indefinite-Lived Intangible Assets [Line Items]
Useful Life Range (in years)	4 years 2 months 12 days
Wireless licenses
Acquired Indefinite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,418	1,418
Accumulated Amortization	322	286
Total	$ 1,096	$ 1,132
Wireless licenses | Minimum
Acquired Indefinite-Lived Intangible Assets [Line Items]
Useful Life Range (in years)	10 years
Wireless licenses | Maximum
Acquired Indefinite-Lived Intangible Assets [Line Items]
Useful Life Range (in years)	15 years

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