DISCONTINUED OPERATIONS (Details) - USD ($) $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended							4 Months Ended	8 Months Ended	12 Months Ended
	May 01, 2019	Jun. 30, 2019	Dec. 31, 2019	Sep. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	May 01, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax [Abstract]
Income (loss) from discontinued operations, net of taxes	$ 1,854,677	$ 0	$ 0	$ 0	$ (169,554)	$ 42,301	$ (49,491)	$ (33,229)	$ (124,248)	$ 1,685,123	$ 0	$ (164,667)	$ 197,297
CURRENT ASSETS
Current assets of discontinued operations			0			1,015,800					0	1,015,800
LONG-TERM ASSETS
Long-term assets of discontinued operations			0			3,351,470					0	3,351,470
CURRENT LIABILITIES
Current liabilities of discontinued operations			0			729,816					0	729,816
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent [Abstract]
Long-term liabilities of discontinued operations			$ 0			5,872,273					$ 0	5,872,273
Income taxes examination, indemnification covenant, taxes paid to taxing authority, minimum	5,000									5,000
Income taxes examination, indemnification covenant, taxes paid to taxing authority, maximum	$ 15,000									15,000
Predecessor Company | Discontinued Operations, Disposed of by Means Other than Sale
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenue										804,566		2,721,705	2,588,702
Loss from discontinued operations before income taxes										(133,475)		(132,152)	(82,921)
Income tax (benefit) expense										(6,933)		(32,515)	280,218
Income (loss) from discontinued operations, net of taxes										(140,408)		(164,667)	197,297
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax [Abstract]
Gain on disposal before income taxes										1,825,531		0	0
Income tax expense										0		0	0
Gain on disposal, net of taxes										1,825,531		0	0
Income (loss) from discontinued operations, net of taxes										$ 1,685,123		(164,667)	$ 197,297
CURRENT ASSETS
Cash and cash equivalents						182,456						182,456
Accounts receivable, net of allowance of $24,224						706,309						706,309
Prepaid expenses						95,734						95,734
Other current assets						31,301						31,301
Current assets of discontinued operations						1,015,800						1,015,800
Allowance for accounts receivable						24,224						24,224
LONG-TERM ASSETS
Structures, net						1,053,016						1,053,016
Property, plant and equipment, net						235,922						235,922
Indefinite-lived intangibles - permits						971,163						971,163
Other intangibles, net						252,862						252,862
Goodwill						706,003						706,003
Other assets						132,504						132,504
Long-term assets of discontinued operations						3,351,470						3,351,470
CURRENT LIABILITIES
Accounts payable						113,714						113,714
Accrued expenses						528,482						528,482
Accrued interest						2,341						2,341
Deferred income						85,052						85,052
Current portion of long-term debt						227						227
Current liabilities of discontinued operations						729,816						729,816
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent [Abstract]
Long-term debt						5,277,108						5,277,108
Deferred income taxes						335,015						335,015
Other long-term liabilities						260,150						260,150
Long-term liabilities of discontinued operations						$ 5,872,273						$ 5,872,273