CONDENSED COMBINED DEBTOR-IN-POSSESSION FINANCIAL INFORMATION - Debtors Statement of Operations (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended		12 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
NET REVENUES	$ 301,610		$ 298,513		$ 563,417	$ 558,148
OPERATING EXPENSE:
Station operating expenses	251,715		266,120		484,208	500,048
Depreciation and amortization expense	21,714		17,575		43,624	35,017
Corporate general and administrative expenses	21,094		25,880		44,041	51,179
Restructuring charges	3,870		8,511		4,312	10,932	$ 14,975
Impairment loss	5,473		125,355		5,629	130,405
Net loss (gain) on sale or disposal of assets	634		(9,876)		(15,170)	(22,280)
Other expenses	72		243		161	353
TOTAL OPERATING EXPENSES	304,572		433,808		566,805	705,654
OPERATING LOSS	(2,962)		(135,295)		(3,388)	(147,506)
Interest expense, net	2,759		34,548		8,126	66,929
Reorganization items, net	8,063		0		34,097	0
Other (income) expense	(13,629)		0		(39,119)	0
LOSS BEFORE INCOME TAXES	(155)		(169,843)		(6,492)	(214,435)
INCOME TAX BENEFIT	(3,086)		(44,041)		(7,571)	(52,730)
NET INCOME (LOSS)	2,931	$ (1,852)	(125,802)	$ (35,901)	1,079	(161,705)
Debtor-in-Possession
NET REVENUES	301,610		298,513		563,417	558,148
OPERATING EXPENSE:
Station operating expenses	251,715		266,121		484,208	500,048
Depreciation and amortization expense	21,714		17,575		43,624	35,017
Corporate general and administrative expenses	21,094		25,881		44,041	51,179
Restructuring charges	3,870		8,511		4,312	10,932
Impairment loss	5,473		125,355		5,629	130,405
Net loss (gain) on sale or disposal of assets	634		(9,876)		(15,170)	(22,280)
Other expenses	72		243		161	353
TOTAL OPERATING EXPENSES	304,572		433,810		566,805	705,654
OPERATING LOSS	(2,962)		(135,297)		(3,388)	(147,506)
Interest expense, net	849		33,043		4,350	63,933
Reorganization items, net	8,063		0		34,097	0
Other (income) expense	(5,964)		6,971		(26,849)	10,865
LOSS BEFORE INCOME TAXES	(5,910)		(175,311)		(14,986)	(222,304)
INCOME TAX BENEFIT	(3,086)		(44,041)		(7,571)	(52,730)
NET INCOME (LOSS)	$ (2,824)		$ (131,270)		$ (7,415)	$ (169,574)