RESTATEMENT OF FINANCIAL STATEMENTS - Consolidated Statements of Cash Flows (Details) - USD ($) $ in Thousands		3 Months Ended							6 Months Ended		9 Months Ended		12 Months Ended
	Jan. 01, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2022	Dec. 31, 2021
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income		$ 3,767	$ 17,343	$ 17,194	$ 5,956	$ 14,464	$ 18,225	$ 461	$ 34,537	$ 18,686	$ 38,304	$ 33,150	$ 39,955	$ 39,106
Adjustments to reconcile net income to net cash from operating activities:
Deferred income taxes				5,462				(10)	8,962	6,361	11,682	12,610	14,878	11,971
Impairment of goodwill and broadcasting licenses									14,905		30,355		40,683	2,104
Effect of change in operating assets and liabilities, net of assets acquired:
Trade accounts receivable				13,336				11,339	3,444	2,342	156	(8,645)	(16,930)	(22,807)
Accounts payable				(2,586)				(2,121)	42	1,304	(616)	3,370	1,111	3,606
Other liabilities				(3,491)				(832)	(5,017)	2,303	3,317	5,463	(3,710)	(1,288)
Net cash flows provided by operating activities				15,734				14,293	43,624	51,492	54,067	36,264	67,060	80,150
NON-CASH OPERATING, FINANCING AND INVESTING ACTIVITIES:
Adjustment of redeemable noncontrolling interests to estimated redemption value				871				128	1,907	2,641	3,440	4,741	$ 5,616	4,798
As Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income		4,573	15,804	17,070	7,273	14,455	18,478	461	32,874	18,939	37,447	33,394		40,667
Adjustments to reconcile net income to net cash from operating activities:
Deferred income taxes				5,586				(10)	8,597	6,108	11,511	12,366		12,514
Non-Cash Lease Liability Expense				1,043				1,154	2,038	2,066	2,994	3,299		4,684
Impairment of goodwill and broadcasting licenses									16,933		31,383
Effect of change in operating assets and liabilities, net of assets acquired:
Trade accounts receivable				13,448				11,380	3,483	2,260	208	(8,574)		(22,734)
Accounts payable				(2,591)				(2,098)	231	1,388	(270)	3,488		3,453
Other liabilities				(4,641)				(2,050)	(7,283)	235	(75)	1,975		(5,892)
Net cash flows provided by operating activities				15,734				14,293	43,624	51,492	54,067	36,264		80,150
NON-CASH OPERATING, FINANCING AND INVESTING ACTIVITIES:
Adjustment of redeemable noncontrolling interests to estimated redemption value				39				(420)	1,803	1,425	2,717	3,671		4,399
Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income		(51)		134	289	$ 9	(265)		134	(265)	83	(256)		33
Adjustments to reconcile net income to net cash from operating activities:
Deferred income taxes				(134)					(134)	265	(83)	256		(33)
Non-Cash Lease Liability Expense	$ (4,700)
Effect of change in operating assets and liabilities, net of assets acquired:
Other liabilities	$ 4,700
Other Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income		$ (755)	$ 1,539	(10)	$ (1,606)		$ 12		1,529	12	774	12		(1,594)
Adjustments to reconcile net income to net cash from operating activities:
Deferred income taxes				10					499	(12)	254	(12)		(510)
Non-Cash Lease Liability Expense				(1,043)				(1,154)	(2,038)	(2,066)	(2,994)	(3,299)		(4,684)
Impairment of goodwill and broadcasting licenses									(2,028)		(1,028)			2,104
Effect of change in operating assets and liabilities, net of assets acquired:
Trade accounts receivable				(112)				(41)	(39)	82	(52)	(71)		(73)
Accounts payable				5				(23)	(189)	(84)	(346)	(118)		153
Other liabilities				1,150				1,218	2,266	2,068	3,392	3,488		4,604
NON-CASH OPERATING, FINANCING AND INVESTING ACTIVITIES:
Adjustment of redeemable noncontrolling interests to estimated redemption value				$ 832				$ 548	$ 104	$ 1,216	$ 723	$ 1,070		$ 399