ALLOWANCE FOR CREDIT LOSSES (Tables)

6 Months Ended

Jun. 30, 2023

Credit Loss [Abstract]

Schedule of Financing Receivable, Allowance for Credit Loss

The following tables detail the activity related to the allowance for credit losses for trade receivables by portfolio segment (in thousands):

	Six Months Ended June 30, 2023
	CoStar		Information Services		Multifamily		LoopNet		Other Marketplaces		Total
Beginning balance at December 31, 2022	$	4,510	$	1,051	$	4,347	$	1,396	$	891	$	12,195
Current-period provision (release) for expected credit losses	8,781		504		2,092		2,603		(42)		13,938
Write-offs charged against the allowance, net of recoveries and other	(8,072)		(104)		(910)		(2,005)		—		(11,091)
Ending balance at June 30, 2023	$	5,219	$	1,451	$	5,529	$	1,994	$	849	$	15,042

	Six Months Ended June 30, 2022
	CoStar		Information Services		Multifamily		LoopNet		Other Marketplaces		Total
Beginning balance at December 31, 2021	$	5,380	$	1,820	$	3,393	$	1,968	$	813	$	13,374
Current-period provision (release) for expected credit losses	3,422		(1,063)		2,676		1,805		50		6,890
Write-offs charged against the allowance, net of recoveries and other	(4,708)		9		(2,849)		(3,078)		—		(10,626)
Ending balance at June 30, 2022	$	4,094	$	766	$	3,220	$	695	$	863	$	9,638