RESTRUCTURING ACTIVITIES (Details) $ in Thousands			1 Months Ended	3 Months Ended					9 Months Ended		12 Months Ended	18 Months Ended
	Apr. 06, 2023 USD ($) employee	Mar. 24, 2023 USD ($) employee	Sep. 30, 2023 employee	Sep. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Mar. 31, 2024	Sep. 30, 2024 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring and severance				$ 273		$ 1,955			$ 498	$ 9,967
Restructuring Reserve [Roll Forward]
Income Statement Impact				273		1,955			498	$ 9,967
2023 Reduction Action
Restructuring Cost and Reserve [Line Items]
Restructuring and severance									12
Restructuring Reserve [Roll Forward]
Accrued Balance at beginning of period									709
Income Statement Impact									12
Payments									(721)
Accrued Balance at end of period				0	$ 709				0			$ 0
Q3 2023 action
Restructuring Cost and Reserve [Line Items]
Number of employee positions estimated to be eliminated in workforce reduction | employee			14
Restructuring and severance						900
Restructuring Reserve [Roll Forward]
Income Statement Impact						900
Q2 2023 action
Restructuring Cost and Reserve [Line Items]
Number of employee positions estimated to be eliminated in workforce reduction | employee	197
Restructuring and severance	$ 2,100
Percentage of workforce eliminated											18.00%
Asset impairment charges								$ 4,200
Intangible asset impairment charges								2,100
Property and equipment impairment charges								1,700
Operating lease right-of-use asset impairment charges								400
Restructuring Reserve [Roll Forward]
Income Statement Impact	$ 2,100
Q1 2023 action
Restructuring Cost and Reserve [Line Items]
Number of employee positions estimated to be eliminated in workforce reduction | employee		162
Restructuring and severance		$ 5,300					$ 1,000	4,300
Percentage of workforce eliminated												13.00%
Restructuring Reserve [Roll Forward]
Income Statement Impact		5,300					$ 1,000	$ 4,300
Employee separation payments | Q3 2023 action
Restructuring Cost and Reserve [Line Items]
Restructuring and severance						700			(7)
Restructuring Reserve [Roll Forward]
Accrued Balance at beginning of period									254
Income Statement Impact						$ 700			(7)
Payments									(247)
Accrued Balance at end of period				0	254				0			$ 0
Employee separation payments | Q2 2023 action
Restructuring Cost and Reserve [Line Items]
Restructuring and severance									4
Restructuring Reserve [Roll Forward]
Accrued Balance at beginning of period									34
Income Statement Impact									4
Payments									(38)
Accrued Balance at end of period				0	34				0			0
Employee separation payments | Q1 2023 action
Restructuring Cost and Reserve [Line Items]
Restructuring and severance		4,300							15
Restructuring Reserve [Roll Forward]
Accrued Balance at beginning of period									421
Income Statement Impact		4,300							15
Payments									(436)
Accrued Balance at end of period				$ 0	421				$ 0			$ 0
Non-Cash Compensation | Q3 2023 action
Restructuring Cost and Reserve [Line Items]
Restructuring and severance					200
Restructuring Reserve [Roll Forward]
Income Statement Impact					$ 200
Non-Cash Compensation | Q1 2023 action
Restructuring Cost and Reserve [Line Items]
Restructuring and severance		1,000
Restructuring Reserve [Roll Forward]
Income Statement Impact		$ 1,000