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EQUITY INVESTMENTS - Equity Method Investment Income (Losses) (Details) - USD ($) $ in Thousands		3 Months Ended
	Jan. 01, 2022	Mar. 31, 2023	Mar. 31, 2022
Gain (Loss) on Securities [Line Items]
Equity method investment income (loss), net		$ (16,514)	$ 3,780
Equity Securities, FV-NI, Unrealized Gain (Loss)		12,833	125
MBI
Gain (Loss) on Securities [Line Items]
Finite-lived intangible assets, basis difference between fair value and carrying value		186,600
MBI
Gain (Loss) on Securities [Line Items]
MBI Net Option change in fair value		(7,980)	84,610
Clearwave Fiber
Gain (Loss) on Securities [Line Items]
Equity method investment income (loss), net	$ 22,100	(14,231)	0
Equity method investment, ownership percentage (in percent)	58.00%
MBI
Gain (Loss) on Securities [Line Items]
Equity method investment income (loss), net		(2,403)	2,781
Finite-lived intangible assets, basis difference between fair value and carrying value		$ 84,000
Equity method investment, ownership percentage (in percent)		45.00%
Income (Loss) from equity method investments before amortization		$ 800	6,700
Amortization of basis difference		3,200	4,000
MBI | MBI
Gain (Loss) on Securities [Line Items]
MBI Net Option change in fair value		(7,980)	84,610
Wisper
Gain (Loss) on Securities [Line Items]
Equity method investment income (loss), net		$ 120	$ 999
Equity method investment, ownership percentage (in percent)		40.40%
Point Broadband
Gain (Loss) on Securities [Line Items]
Equity Securities, FV-NI, Unrealized Gain (Loss)		$ 12,300

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